Home / 11,626.92-17,350.56-10,380.96

Finding the Fourth Proportional to 11,626.92, 17,350.56 and 10,380.96

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Solution

The fourth proportional to 11,626.92, 17,350.56 and 10,380.96 is: 15,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.92 : 17,350.56 = 10,380.96 : x
  2. Step 2: Convert to fraction form
    11,626.92/17,350.56 = 10,380.96/x
  3. Step 3: Cross multiply
    11,626.92x = 17,350.56 × 10,380.96
  4. Step 4: Simplify right side
    11,626.92x = 180,115,469.34
  5. Step 5: Solve for x
    x = 180,115,469.34/11,626.92
  6. Step 6: Final answer
    x = 15,491.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.