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Finding the Fourth Proportional to 22,092.31, 33,143.88 and 18,150.22

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Solution

The fourth proportional to 22,092.31, 33,143.88 and 18,150.22 is: 27,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,092.31 : 33,143.88 = 18,150.22 : x
  2. Step 2: Convert to fraction form
    22,092.31/33,143.88 = 18,150.22/x
  3. Step 3: Cross multiply
    22,092.31x = 33,143.88 × 18,150.22
  4. Step 4: Simplify right side
    22,092.31x = 601,568,547.93
  5. Step 5: Solve for x
    x = 601,568,547.93/22,092.31
  6. Step 6: Final answer
    x = 27,229.78

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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.