SOLUTION: Given a/b = 2, a/c =12 a/d = 2 find the value of ab /cd

Algebra ->  Proportions -> SOLUTION: Given a/b = 2, a/c =12 a/d = 2 find the value of ab /cd      Log On


   

Question 242662: Given a/b = 2, a/c =12 a/d = 2 find the value of ab /cd
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
a/b=2, so a=2b

a/c=12, so a = 12c

a/d=2, so a=2d

a/b=a/d, so b=d

2d=12c
d=6c

%28ab%29%2F%28cd%29
=%28ab%29%2F%28cb%29
=a%2Fc
12

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida