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Finding the Fourth Proportional to 22,432.67, 33,649.12 and 5,791.57

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Solution

The fourth proportional to 22,432.67, 33,649.12 and 5,791.57 is: 8,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,432.67 : 33,649.12 = 5,791.57 : x
  2. Step 2: Convert to fraction form
    22,432.67/33,649.12 = 5,791.57/x
  3. Step 3: Cross multiply
    22,432.67x = 33,649.12 × 5,791.57
  4. Step 4: Simplify right side
    22,432.67x = 194,881,157.04
  5. Step 5: Solve for x
    x = 194,881,157.04/22,432.67
  6. Step 6: Final answer
    x = 8,687.38

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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.