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Finding the Fourth Proportional to 38,751.88, 58,115.10 and 23,938.60

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Solution

The fourth proportional to 38,751.88, 58,115.10 and 23,938.60 is: 35,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,751.88 : 58,115.10 = 23,938.60 : x
  2. Step 2: Convert to fraction form
    38,751.88/58,115.10 = 23,938.60/x
  3. Step 3: Cross multiply
    38,751.88x = 58,115.10 × 23,938.60
  4. Step 4: Simplify right side
    38,751.88x = 1,391,194,132.86
  5. Step 5: Solve for x
    x = 1,391,194,132.86/38,751.88
  6. Step 6: Final answer
    x = 35,900.04

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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.