Home / 57,737.20-86,587.80-22,687.60

Finding the Fourth Proportional to 57,737.20, 86,587.80 and 22,687.60

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Solution

The fourth proportional to 57,737.20, 86,587.80 and 22,687.60 is: 34,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,737.20 : 86,587.80 = 22,687.60 : x
  2. Step 2: Convert to fraction form
    57,737.20/86,587.80 = 22,687.60/x
  3. Step 3: Cross multiply
    57,737.20x = 86,587.80 × 22,687.60
  4. Step 4: Simplify right side
    57,737.20x = 1,964,469,371.28
  5. Step 5: Solve for x
    x = 1,964,469,371.28/57,737.20
  6. Step 6: Final answer
    x = 34,024.33

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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.