Home / 16,446.28-22,699.38-9,644.76

Finding the Fourth Proportional to 16,446.28, 22,699.38 and 9,644.76

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Solution

The fourth proportional to 16,446.28, 22,699.38 and 9,644.76 is: 13,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,446.28 : 22,699.38 = 9,644.76 : x
  2. Step 2: Convert to fraction form
    16,446.28/22,699.38 = 9,644.76/x
  3. Step 3: Cross multiply
    16,446.28x = 22,699.38 × 9,644.76
  4. Step 4: Simplify right side
    16,446.28x = 218,930,072.25
  5. Step 5: Solve for x
    x = 218,930,072.25/16,446.28
  6. Step 6: Final answer
    x = 13,311.83

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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.