Home / 43,731.92-65,542.50-27,930.86

Finding the Fourth Proportional to 43,731.92, 65,542.50 and 27,930.86

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Solution

The fourth proportional to 43,731.92, 65,542.50 and 27,930.86 is: 41,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731.92 : 65,542.50 = 27,930.86 : x
  2. Step 2: Convert to fraction form
    43,731.92/65,542.50 = 27,930.86/x
  3. Step 3: Cross multiply
    43,731.92x = 65,542.50 × 27,930.86
  4. Step 4: Simplify right side
    43,731.92x = 1,830,658,391.55
  5. Step 5: Solve for x
    x = 1,830,658,391.55/43,731.92
  6. Step 6: Final answer
    x = 41,860.92

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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.