Home / 22,872.92-34,309.36-15,079.90

Finding the Fourth Proportional to 22,872.92, 34,309.36 and 15,079.90

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Solution

The fourth proportional to 22,872.92, 34,309.36 and 15,079.90 is: 22,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,872.92 : 34,309.36 = 15,079.90 : x
  2. Step 2: Convert to fraction form
    22,872.92/34,309.36 = 15,079.90/x
  3. Step 3: Cross multiply
    22,872.92x = 34,309.36 × 15,079.90
  4. Step 4: Simplify right side
    22,872.92x = 517,381,717.86
  5. Step 5: Solve for x
    x = 517,381,717.86/22,872.92
  6. Step 6: Final answer
    x = 22,619.84

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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.