Finding the Third Proportional to 20,868 and 42,696
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Solution
The third proportional to 20,868 and 42,696 is: 87,356.16
Step by Step Solution
- Step 1: Write the proportion equation
20,868 : 42,696 = 42,696 : x - Step 2: Convert to fraction form
20,868/42,696 = 42,696/x - Step 3: Cross multiply
20,868x = 42,696 × 42,696 - Step 4: Simplify right side
20,868x = 1,822,948,416 - Step 5: Solve for x
x = 1,822,948,416/20,868 - Step 6: Final answer
x = 87,356.16
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.