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Finding the Fourth Proportional to 22,531.12, 33,801.53 and 6,737.40

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Solution

The fourth proportional to 22,531.12, 33,801.53 and 6,737.40 is: 10,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531.12 : 33,801.53 = 6,737.40 : x
  2. Step 2: Convert to fraction form
    22,531.12/33,801.53 = 6,737.40/x
  3. Step 3: Cross multiply
    22,531.12x = 33,801.53 × 6,737.40
  4. Step 4: Simplify right side
    22,531.12x = 227,734,394.54
  5. Step 5: Solve for x
    x = 227,734,394.54/22,531.12
  6. Step 6: Final answer
    x = 10,107.55

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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.