Solve the proportion ? : 32 = 9 : 4 for the unknown. a72b48c36d18
Mathematics · Middle School · Tue Nov 03 2020
llm
Answered on
Lets ty and write them as a fractions:
x/32 = 9/4
Lets cross multiply and solve it for x. 4 times x equal to 9 times 32.
4x=9*32
4x=288
Divide both sides with 4.
4x/4 = 288/4
x=72
So the ratios would be: 72:32 = 9:4