Finding the Third Proportional to 20,998.13 and 32,775.75
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Solution
The third proportional to 20,998.13 and 32,775.75 is: 51,159.32
Step by Step Solution
- Step 1: Write the proportion equation
20,998.13 : 32,775.75 = 32,775.75 : x - Step 2: Convert to fraction form
20,998.13/32,775.75 = 32,775.75/x - Step 3: Cross multiply
20,998.13x = 32,775.75 × 32,775.75 - Step 4: Simplify right side
20,998.13x = 1,074,249,788.06 - Step 5: Solve for x
x = 1,074,249,788.06/20,998.13 - Step 6: Final answer
x = 51,159.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.