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Finding the Fourth Proportional to 22,042.68, 33,063.75 and 5,402.76

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Solution

The fourth proportional to 22,042.68, 33,063.75 and 5,402.76 is: 8,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.68 : 33,063.75 = 5,402.76 : x
  2. Step 2: Convert to fraction form
    22,042.68/33,063.75 = 5,402.76/x
  3. Step 3: Cross multiply
    22,042.68x = 33,063.75 × 5,402.76
  4. Step 4: Simplify right side
    22,042.68x = 178,635,505.95
  5. Step 5: Solve for x
    x = 178,635,505.95/22,042.68
  6. Step 6: Final answer
    x = 8,104.07

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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.