Home / 11,549.28-15,834.10-11,339.09

Finding the Fourth Proportional to 11,549.28, 15,834.10 and 11,339.09

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Solution

The fourth proportional to 11,549.28, 15,834.10 and 11,339.09 is: 15,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.28 : 15,834.10 = 11,339.09 : x
  2. Step 2: Convert to fraction form
    11,549.28/15,834.10 = 11,339.09/x
  3. Step 3: Cross multiply
    11,549.28x = 15,834.10 × 11,339.09
  4. Step 4: Simplify right side
    11,549.28x = 179,544,149.10
  5. Step 5: Solve for x
    x = 179,544,149.10/11,549.28
  6. Step 6: Final answer
    x = 15,545.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.