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Finding the Fourth Proportional to 16,512.08, 22,787.02 and 9,797.61

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Solution

The fourth proportional to 16,512.08, 22,787.02 and 9,797.61 is: 13,520.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.08 : 22,787.02 = 9,797.61 : x
  2. Step 2: Convert to fraction form
    16,512.08/22,787.02 = 9,797.61/x
  3. Step 3: Cross multiply
    16,512.08x = 22,787.02 × 9,797.61
  4. Step 4: Simplify right side
    16,512.08x = 223,258,304.54
  5. Step 5: Solve for x
    x = 223,258,304.54/16,512.08
  6. Step 6: Final answer
    x = 13,520.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.