Finding the Third Proportional to 20,565 and 42,591
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Solution
The third proportional to 20,565 and 42,591 is: 88,207.79
Step by Step Solution
- Step 1: Write the proportion equation
20,565 : 42,591 = 42,591 : x - Step 2: Convert to fraction form
20,565/42,591 = 42,591/x - Step 3: Cross multiply
20,565x = 42,591 × 42,591 - Step 4: Simplify right side
20,565x = 1,813,993,281 - Step 5: Solve for x
x = 1,813,993,281/20,565 - Step 6: Final answer
x = 88,207.79
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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.