Home / 22,778.91-34,170.80-9,632.61

Finding the Fourth Proportional to 22,778.91, 34,170.80 and 9,632.61

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Solution

The fourth proportional to 22,778.91, 34,170.80 and 9,632.61 is: 14,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,778.91 : 34,170.80 = 9,632.61 : x
  2. Step 2: Convert to fraction form
    22,778.91/34,170.80 = 9,632.61/x
  3. Step 3: Cross multiply
    22,778.91x = 34,170.80 × 9,632.61
  4. Step 4: Simplify right side
    22,778.91x = 329,153,941.62
  5. Step 5: Solve for x
    x = 329,153,941.62/22,778.91
  6. Step 6: Final answer
    x = 14,449.94

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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.