Home / 22,632.62-31,232.46-12,560.87

Finding the Fourth Proportional to 22,632.62, 31,232.46 and 12,560.87

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Solution

The fourth proportional to 22,632.62, 31,232.46 and 12,560.87 is: 17,333.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.62 : 31,232.46 = 12,560.87 : x
  2. Step 2: Convert to fraction form
    22,632.62/31,232.46 = 12,560.87/x
  3. Step 3: Cross multiply
    22,632.62x = 31,232.46 × 12,560.87
  4. Step 4: Simplify right side
    22,632.62x = 392,306,713.68
  5. Step 5: Solve for x
    x = 392,306,713.68/22,632.62
  6. Step 6: Final answer
    x = 17,333.69

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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.