Home / 16,834.78-25,229.49-6,440.86

Finding the Fourth Proportional to 16,834.78, 25,229.49 and 6,440.86

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Solution

The fourth proportional to 16,834.78, 25,229.49 and 6,440.86 is: 9,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.78 : 25,229.49 = 6,440.86 : x
  2. Step 2: Convert to fraction form
    16,834.78/25,229.49 = 6,440.86/x
  3. Step 3: Cross multiply
    16,834.78x = 25,229.49 × 6,440.86
  4. Step 4: Simplify right side
    16,834.78x = 162,499,612.96
  5. Step 5: Solve for x
    x = 162,499,612.96/16,834.78
  6. Step 6: Final answer
    x = 9,652.61

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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.