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Finding the Fourth Proportional to 41,491.97, 62,265.63 and 21,519.87

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Solution

The fourth proportional to 41,491.97, 62,265.63 and 21,519.87 is: 32,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,491.97 : 62,265.63 = 21,519.87 : x
  2. Step 2: Convert to fraction form
    41,491.97/62,265.63 = 21,519.87/x
  3. Step 3: Cross multiply
    41,491.97x = 62,265.63 × 21,519.87
  4. Step 4: Simplify right side
    41,491.97x = 1,339,948,263.07
  5. Step 5: Solve for x
    x = 1,339,948,263.07/41,491.97
  6. Step 6: Final answer
    x = 32,294.16

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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.