Home / 22,981.53-34,472.39-15,188.61

Finding the Fourth Proportional to 22,981.53, 34,472.39 and 15,188.61

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Solution

The fourth proportional to 22,981.53, 34,472.39 and 15,188.61 is: 22,782.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.53 : 34,472.39 = 15,188.61 : x
  2. Step 2: Convert to fraction form
    22,981.53/34,472.39 = 15,188.61/x
  3. Step 3: Cross multiply
    22,981.53x = 34,472.39 × 15,188.61
  4. Step 4: Simplify right side
    22,981.53x = 523,587,611.53
  5. Step 5: Solve for x
    x = 523,587,611.53/22,981.53
  6. Step 6: Final answer
    x = 22,782.97

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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.