How do you solve #4/9 = x/45#?

1 Answer
Wayne
Feb 10, 2016

Another way to solve the ratio question is to get a common denominator. However this is not always the easiest method and I prefer the method shown in the first solution.

Explanation:

4/9 = x/45
(5/5) (4/9) = 20/45 SO:
20/45 = x/45
x = 20

Related questions
Impact of this question
4354 views around the world
You can reuse this answer
Creative Commons License