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Finding the Fourth Proportional to 57,658.57, 86,424.67 and 22,559.65

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Solution

The fourth proportional to 57,658.57, 86,424.67 and 22,559.65 is: 33,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,658.57 : 86,424.67 = 22,559.65 : x
  2. Step 2: Convert to fraction form
    57,658.57/86,424.67 = 22,559.65/x
  3. Step 3: Cross multiply
    57,658.57x = 86,424.67 × 22,559.65
  4. Step 4: Simplify right side
    57,658.57x = 1,949,710,306.57
  5. Step 5: Solve for x
    x = 1,949,710,306.57/57,658.57
  6. Step 6: Final answer
    x = 33,814.75

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1.5x scale

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.