Finding the Third Proportional to 11,481 and 20,154
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Solution
The third proportional to 11,481 and 20,154 is: 35,378.78
Step by Step Solution
- Step 1: Write the proportion equation
11,481 : 20,154 = 20,154 : x - Step 2: Convert to fraction form
11,481/20,154 = 20,154/x - Step 3: Cross multiply
11,481x = 20,154 × 20,154 - Step 4: Simplify right side
11,481x = 406,183,716 - Step 5: Solve for x
x = 406,183,716/11,481 - Step 6: Final answer
x = 35,378.78
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Why These Related Problems?
These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.