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Finding the Fourth Proportional to 16,252.56, 22,428.48 and 8,800.56

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Solution

The fourth proportional to 16,252.56, 22,428.48 and 8,800.56 is: 12,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,252.56 : 22,428.48 = 8,800.56 : x
  2. Step 2: Convert to fraction form
    16,252.56/22,428.48 = 8,800.56/x
  3. Step 3: Cross multiply
    16,252.56x = 22,428.48 × 8,800.56
  4. Step 4: Simplify right side
    16,252.56x = 197,383,183.95
  5. Step 5: Solve for x
    x = 197,383,183.95/16,252.56
  6. Step 6: Final answer
    x = 12,144.74

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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.