SOLUTION: an office building is 80ft tall by 60ft wide a scale model of the building is 9 inches wide which of the following what is the height? A.44in B.26in C.10in D.12in How do

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: an office building is 80ft tall by 60ft wide a scale model of the building is 9 inches wide which of the following what is the height? A.44in B.26in C.10in D.12in How do      Log On

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Question 732715: an office building is 80ft tall by 60ft wide a scale model of the building is 9 inches wide which of the following what is the height?

A.44in
B.26in
C.10in
D.12in
How do I figure this out
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Set up a proportion:
( actual height ) / ( actual width ) = ( scaled height ) / ( scaled width )
Call the scaled height +h+ inches
+80+%2F+60+=+h+%2F+9+
+4+%2F+3+=+h+%2F+9+
Multiply both sides by +9+
+12+=+h+
The scaled height is (D) 12 inches