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Finding the Fourth Proportional to 41,296.55, 61,932.66 and 11,716.97

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Solution

The fourth proportional to 41,296.55, 61,932.66 and 11,716.97 is: 17,572.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,296.55 : 61,932.66 = 11,716.97 : x
  2. Step 2: Convert to fraction form
    41,296.55/61,932.66 = 11,716.97/x
  3. Step 3: Cross multiply
    41,296.55x = 61,932.66 × 11,716.97
  4. Step 4: Simplify right side
    41,296.55x = 725,663,119.24
  5. Step 5: Solve for x
    x = 725,663,119.24/41,296.55
  6. Step 6: Final answer
    x = 17,572.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.