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Finding the Fourth Proportional to 22,169.76, 33,266.88 and 9,031.38

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Solution

The fourth proportional to 22,169.76, 33,266.88 and 9,031.38 is: 13,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.76 : 33,266.88 = 9,031.38 : x
  2. Step 2: Convert to fraction form
    22,169.76/33,266.88 = 9,031.38/x
  3. Step 3: Cross multiply
    22,169.76x = 33,266.88 × 9,031.38
  4. Step 4: Simplify right side
    22,169.76x = 300,445,834.69
  5. Step 5: Solve for x
    x = 300,445,834.69/22,169.76
  6. Step 6: Final answer
    x = 13,552.06

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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.