Home / 41,385.92-62,079.12-28,205.60

Finding the Fourth Proportional to 41,385.92, 62,079.12 and 28,205.60

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Solution

The fourth proportional to 41,385.92, 62,079.12 and 28,205.60 is: 42,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,385.92 : 62,079.12 = 28,205.60 : x
  2. Step 2: Convert to fraction form
    41,385.92/62,079.12 = 28,205.60/x
  3. Step 3: Cross multiply
    41,385.92x = 62,079.12 × 28,205.60
  4. Step 4: Simplify right side
    41,385.92x = 1,750,978,827.07
  5. Step 5: Solve for x
    x = 1,750,978,827.07/41,385.92
  6. Step 6: Final answer
    x = 42,308.56

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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.