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Finding the Fourth Proportional to 16,125.84, 22,251.88 and 9,050.64

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Solution

The fourth proportional to 16,125.84, 22,251.88 and 9,050.64 is: 12,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,125.84 : 22,251.88 = 9,050.64 : x
  2. Step 2: Convert to fraction form
    16,125.84/22,251.88 = 9,050.64/x
  3. Step 3: Cross multiply
    16,125.84x = 22,251.88 × 9,050.64
  4. Step 4: Simplify right side
    16,125.84x = 201,393,755.20
  5. Step 5: Solve for x
    x = 201,393,755.20/16,125.84
  6. Step 6: Final answer
    x = 12,488.88

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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.