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Finding the Fourth Proportional to 41,641.87, 62,463.72 and 19,449.29

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Solution

The fourth proportional to 41,641.87, 62,463.72 and 19,449.29 is: 29,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,641.87 : 62,463.72 = 19,449.29 : x
  2. Step 2: Convert to fraction form
    41,641.87/62,463.72 = 19,449.29/x
  3. Step 3: Cross multiply
    41,641.87x = 62,463.72 × 19,449.29
  4. Step 4: Simplify right side
    41,641.87x = 1,214,875,058.17
  5. Step 5: Solve for x
    x = 1,214,875,058.17/41,641.87
  6. Step 6: Final answer
    x = 29,174.36

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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.