Home / 22,727.29-34,018.17-12,170.92

Finding the Fourth Proportional to 22,727.29, 34,018.17 and 12,170.92

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Solution

The fourth proportional to 22,727.29, 34,018.17 and 12,170.92 is: 18,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.29 : 34,018.17 = 12,170.92 : x
  2. Step 2: Convert to fraction form
    22,727.29/34,018.17 = 12,170.92/x
  3. Step 3: Cross multiply
    22,727.29x = 34,018.17 × 12,170.92
  4. Step 4: Simplify right side
    22,727.29x = 414,032,425.62
  5. Step 5: Solve for x
    x = 414,032,425.62/22,727.29
  6. Step 6: Final answer
    x = 18,217.41

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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.