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Finding the Fourth Proportional to 22,308.28, 33,467.94 and 15,747.28

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Solution

The fourth proportional to 22,308.28, 33,467.94 and 15,747.28 is: 23,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,308.28 : 33,467.94 = 15,747.28 : x
  2. Step 2: Convert to fraction form
    22,308.28/33,467.94 = 15,747.28/x
  3. Step 3: Cross multiply
    22,308.28x = 33,467.94 × 15,747.28
  4. Step 4: Simplify right side
    22,308.28x = 527,029,022.20
  5. Step 5: Solve for x
    x = 527,029,022.20/22,308.28
  6. Step 6: Final answer
    x = 23,624.82

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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.