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Finding the Fourth Proportional to 22,487.31, 33,735.06 and 9,340.70

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Solution

The fourth proportional to 22,487.31, 33,735.06 and 9,340.70 is: 14,012.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,487.31 : 33,735.06 = 9,340.70 : x
  2. Step 2: Convert to fraction form
    22,487.31/33,735.06 = 9,340.70/x
  3. Step 3: Cross multiply
    22,487.31x = 33,735.06 × 9,340.70
  4. Step 4: Simplify right side
    22,487.31x = 315,108,906.27
  5. Step 5: Solve for x
    x = 315,108,906.27/22,487.31
  6. Step 6: Final answer
    x = 14,012.74

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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.