Home / 22,132.89-33,169.77-8,079.71

Finding the Fourth Proportional to 22,132.89, 33,169.77 and 8,079.71

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Solution

The fourth proportional to 22,132.89, 33,169.77 and 8,079.71 is: 12,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.89 : 33,169.77 = 8,079.71 : x
  2. Step 2: Convert to fraction form
    22,132.89/33,169.77 = 8,079.71/x
  3. Step 3: Cross multiply
    22,132.89x = 33,169.77 × 8,079.71
  4. Step 4: Simplify right side
    22,132.89x = 268,001,956.52
  5. Step 5: Solve for x
    x = 268,001,956.52/22,132.89
  6. Step 6: Final answer
    x = 12,108.76

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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.