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Finding the Fourth Proportional to 42,792.38, 59,052.38 and 23,671.66

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Solution

The fourth proportional to 42,792.38, 59,052.38 and 23,671.66 is: 32,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,792.38 : 59,052.38 = 23,671.66 : x
  2. Step 2: Convert to fraction form
    42,792.38/59,052.38 = 23,671.66/x
  3. Step 3: Cross multiply
    42,792.38x = 59,052.38 × 23,671.66
  4. Step 4: Simplify right side
    42,792.38x = 1,397,867,566.29
  5. Step 5: Solve for x
    x = 1,397,867,566.29/42,792.38
  6. Step 6: Final answer
    x = 32,666.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.