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Finding the Fourth Proportional to 41,959.22, 62,952.19 and 12,377.21

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Solution

The fourth proportional to 41,959.22, 62,952.19 and 12,377.21 is: 18,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,959.22 : 62,952.19 = 12,377.21 : x
  2. Step 2: Convert to fraction form
    41,959.22/62,952.19 = 12,377.21/x
  3. Step 3: Cross multiply
    41,959.22x = 62,952.19 × 12,377.21
  4. Step 4: Simplify right side
    41,959.22x = 779,172,129.89
  5. Step 5: Solve for x
    x = 779,172,129.89/41,959.22
  6. Step 6: Final answer
    x = 18,569.75

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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.