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Finding the Fourth Proportional to 38,022.87, 57,044.03 and 15,828.87

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Solution

The fourth proportional to 38,022.87, 57,044.03 and 15,828.87 is: 23,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022.87 : 57,044.03 = 15,828.87 : x
  2. Step 2: Convert to fraction form
    38,022.87/57,044.03 = 15,828.87/x
  3. Step 3: Cross multiply
    38,022.87x = 57,044.03 × 15,828.87
  4. Step 4: Simplify right side
    38,022.87x = 902,942,456.00
  5. Step 5: Solve for x
    x = 902,942,456.00/38,022.87
  6. Step 6: Final answer
    x = 23,747.35

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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.