Home / 49,679.52-74,552.10-23,391.78

Finding the Fourth Proportional to 49,679.52, 74,552.10 and 23,391.78

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Solution

The fourth proportional to 49,679.52, 74,552.10 and 23,391.78 is: 35,103.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,679.52 : 74,552.10 = 23,391.78 : x
  2. Step 2: Convert to fraction form
    49,679.52/74,552.10 = 23,391.78/x
  3. Step 3: Cross multiply
    49,679.52x = 74,552.10 × 23,391.78
  4. Step 4: Simplify right side
    49,679.52x = 1,743,906,321.74
  5. Step 5: Solve for x
    x = 1,743,906,321.74/49,679.52
  6. Step 6: Final answer
    x = 35,103.12

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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.