Home / 49,432.20-74,132.94-17,838.15

Finding the Fourth Proportional to 49,432.20, 74,132.94 and 17,838.15

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Solution

The fourth proportional to 49,432.20, 74,132.94 and 17,838.15 is: 26,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,432.20 : 74,132.94 = 17,838.15 : x
  2. Step 2: Convert to fraction form
    49,432.20/74,132.94 = 17,838.15/x
  3. Step 3: Cross multiply
    49,432.20x = 74,132.94 × 17,838.15
  4. Step 4: Simplify right side
    49,432.20x = 1,322,394,503.66
  5. Step 5: Solve for x
    x = 1,322,394,503.66/49,432.20
  6. Step 6: Final answer
    x = 26,751.68

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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.