Home / 57,651.20-86,462.40-22,104.80

Finding the Fourth Proportional to 57,651.20, 86,462.40 and 22,104.80

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Solution

The fourth proportional to 57,651.20, 86,462.40 and 22,104.80 is: 33,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,651.20 : 86,462.40 = 22,104.80 : x
  2. Step 2: Convert to fraction form
    57,651.20/86,462.40 = 22,104.80/x
  3. Step 3: Cross multiply
    57,651.20x = 86,462.40 × 22,104.80
  4. Step 4: Simplify right side
    57,651.20x = 1,911,234,059.52
  5. Step 5: Solve for x
    x = 1,911,234,059.52/57,651.20
  6. Step 6: Final answer
    x = 33,151.68

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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.