Home / 57,640.55-86,468.38-22,575.65

Finding the Fourth Proportional to 57,640.55, 86,468.38 and 22,575.65

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Solution

The fourth proportional to 57,640.55, 86,468.38 and 22,575.65 is: 33,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640.55 : 86,468.38 = 22,575.65 : x
  2. Step 2: Convert to fraction form
    57,640.55/86,468.38 = 22,575.65/x
  3. Step 3: Cross multiply
    57,640.55x = 86,468.38 × 22,575.65
  4. Step 4: Simplify right side
    57,640.55x = 1,952,079,882.95
  5. Step 5: Solve for x
    x = 1,952,079,882.95/57,640.55
  6. Step 6: Final answer
    x = 33,866.43

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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.