Home / 22,497.39-31,044.47-12,425.85

Finding the Fourth Proportional to 22,497.39, 31,044.47 and 12,425.85

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Solution

The fourth proportional to 22,497.39, 31,044.47 and 12,425.85 is: 17,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.39 : 31,044.47 = 12,425.85 : x
  2. Step 2: Convert to fraction form
    22,497.39/31,044.47 = 12,425.85/x
  3. Step 3: Cross multiply
    22,497.39x = 31,044.47 × 12,425.85
  4. Step 4: Simplify right side
    22,497.39x = 385,753,865.42
  5. Step 5: Solve for x
    x = 385,753,865.42/22,497.39
  6. Step 6: Final answer
    x = 17,146.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.