SOLUTION: What is the geometric mean of 12 and 20 rounded to the nearest tenth?

Algebra.Com
Question 1036086: What is the geometric mean of 12 and 20 rounded to the nearest tenth?
Answer by fractalier(6550)   (Show Source): You can put this solution on YOUR website!
We find it via this proportion:

and
x = 15.5 (a bit less actually)
RELATED QUESTIONS

Given a mean of 8 and a standard deviation of 0.7, what is the z-score of the value 9... (answered by jim_thompson5910)
What is 0.47 rounded to the nearest... (answered by checkley71)
what is 3.75 rounded to the nearest... (answered by checkley71)
what is 3.75 rounded to the nearest... (answered by stanbon,checkley71,MathLover1)
what is 659.1649 rounded to the nearest... (answered by nerdybill)
What is 2.05 rounded to the nearest... (answered by richwmiller)
what is 756 rounded to the nearest... (answered by eversteen)
WHAT IS 0.9 ROUNDED TO THE NEAREST TENTH ? THANK YOU... (answered by richard1234,jim_thompson5910)
what is 48.95 rounded to the nearest tenth ? Thanks (answered by richard1234,nerdybill)