Home / 22,658.27-33,952.46-12,129.68

Finding the Fourth Proportional to 22,658.27, 33,952.46 and 12,129.68

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Solution

The fourth proportional to 22,658.27, 33,952.46 and 12,129.68 is: 18,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658.27 : 33,952.46 = 12,129.68 : x
  2. Step 2: Convert to fraction form
    22,658.27/33,952.46 = 12,129.68/x
  3. Step 3: Cross multiply
    22,658.27x = 33,952.46 × 12,129.68
  4. Step 4: Simplify right side
    22,658.27x = 411,832,499.25
  5. Step 5: Solve for x
    x = 411,832,499.25/22,658.27
  6. Step 6: Final answer
    x = 18,175.82

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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.