Home / 23,132.72-34,688.24-8,339.68

Finding the Fourth Proportional to 23,132.72, 34,688.24 and 8,339.68

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Solution

The fourth proportional to 23,132.72, 34,688.24 and 8,339.68 is: 12,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,132.72 : 34,688.24 = 8,339.68 : x
  2. Step 2: Convert to fraction form
    23,132.72/34,688.24 = 8,339.68/x
  3. Step 3: Cross multiply
    23,132.72x = 34,688.24 × 8,339.68
  4. Step 4: Simplify right side
    23,132.72x = 289,288,821.36
  5. Step 5: Solve for x
    x = 289,288,821.36/23,132.72
  6. Step 6: Final answer
    x = 12,505.61

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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.