Home / 22,138.89-33,213.33-8,098.86

Finding the Fourth Proportional to 22,138.89, 33,213.33 and 8,098.86

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Solution

The fourth proportional to 22,138.89, 33,213.33 and 8,098.86 is: 12,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.89 : 33,213.33 = 8,098.86 : x
  2. Step 2: Convert to fraction form
    22,138.89/33,213.33 = 8,098.86/x
  3. Step 3: Cross multiply
    22,138.89x = 33,213.33 × 8,098.86
  4. Step 4: Simplify right side
    22,138.89x = 268,990,109.80
  5. Step 5: Solve for x
    x = 268,990,109.80/22,138.89
  6. Step 6: Final answer
    x = 12,150.12

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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.