Finding the Third Proportional to 20,260 and 30,522
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Solution
The third proportional to 20,260 and 30,522 is: 45,981.86
Step by Step Solution
- Step 1: Write the proportion equation
20,260 : 30,522 = 30,522 : x - Step 2: Convert to fraction form
20,260/30,522 = 30,522/x - Step 3: Cross multiply
20,260x = 30,522 × 30,522 - Step 4: Simplify right side
20,260x = 931,592,484 - Step 5: Solve for x
x = 931,592,484/20,260 - Step 6: Final answer
x = 45,981.86
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.