Finding the Third Proportional to 20,512.13 and 42,445.97
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Solution
The third proportional to 20,512.13 and 42,445.97 is: 87,833.92
Step by Step Solution
- Step 1: Write the proportion equation
20,512.13 : 42,445.97 = 42,445.97 : x - Step 2: Convert to fraction form
20,512.13/42,445.97 = 42,445.97/x - Step 3: Cross multiply
20,512.13x = 42,445.97 × 42,445.97 - Step 4: Simplify right side
20,512.13x = 1,801,660,263.13 - Step 5: Solve for x
x = 1,801,660,263.13/20,512.13 - Step 6: Final answer
x = 87,833.92
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.