Home / 16,198.92-22,354.41-9,125.34

Finding the Fourth Proportional to 16,198.92, 22,354.41 and 9,125.34

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Solution

The fourth proportional to 16,198.92, 22,354.41 and 9,125.34 is: 12,592.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.92 : 22,354.41 = 9,125.34 : x
  2. Step 2: Convert to fraction form
    16,198.92/22,354.41 = 9,125.34/x
  3. Step 3: Cross multiply
    16,198.92x = 22,354.41 × 9,125.34
  4. Step 4: Simplify right side
    16,198.92x = 203,991,591.75
  5. Step 5: Solve for x
    x = 203,991,591.75/16,198.92
  6. Step 6: Final answer
    x = 12,592.91

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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.