Home / 41,138.11-61,731.78-37,792

Finding the Fourth Proportional to 41,138.11, 61,731.78 and 37,792

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Solution

The fourth proportional to 41,138.11, 61,731.78 and 37,792 is: 56,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.11 : 61,731.78 = 37,792 : x
  2. Step 2: Convert to fraction form
    41,138.11/61,731.78 = 37,792/x
  3. Step 3: Cross multiply
    41,138.11x = 61,731.78 × 37,792
  4. Step 4: Simplify right side
    41,138.11x = 2,332,967,429.76
  5. Step 5: Solve for x
    x = 2,332,967,429.76/41,138.11
  6. Step 6: Final answer
    x = 56,710.61

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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.