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Finding the Fourth Proportional to 44,972.99, 67,385.67 and 15,374.68

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Solution

The fourth proportional to 44,972.99, 67,385.67 and 15,374.68 is: 23,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,972.99 : 67,385.67 = 15,374.68 : x
  2. Step 2: Convert to fraction form
    44,972.99/67,385.67 = 15,374.68/x
  3. Step 3: Cross multiply
    44,972.99x = 67,385.67 × 15,374.68
  4. Step 4: Simplify right side
    44,972.99x = 1,036,032,886.72
  5. Step 5: Solve for x
    x = 1,036,032,886.72/44,972.99
  6. Step 6: Final answer
    x = 23,036.78

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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.