Home / 17,545.75-24,206.21-11,170.69

Finding the Fourth Proportional to 17,545.75, 24,206.21 and 11,170.69

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Solution

The fourth proportional to 17,545.75, 24,206.21 and 11,170.69 is: 15,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.75 : 24,206.21 = 11,170.69 : x
  2. Step 2: Convert to fraction form
    17,545.75/24,206.21 = 11,170.69/x
  3. Step 3: Cross multiply
    17,545.75x = 24,206.21 × 11,170.69
  4. Step 4: Simplify right side
    17,545.75x = 270,400,067.98
  5. Step 5: Solve for x
    x = 270,400,067.98/17,545.75
  6. Step 6: Final answer
    x = 15,411.14

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Half scale
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Double scale
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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.