Home / 11,463.62-17,195.43-9,169.70

Finding the Fourth Proportional to 11,463.62, 17,195.43 and 9,169.70

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Solution

The fourth proportional to 11,463.62, 17,195.43 and 9,169.70 is: 13,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.62 : 17,195.43 = 9,169.70 : x
  2. Step 2: Convert to fraction form
    11,463.62/17,195.43 = 9,169.70/x
  3. Step 3: Cross multiply
    11,463.62x = 17,195.43 × 9,169.70
  4. Step 4: Simplify right side
    11,463.62x = 157,676,934.47
  5. Step 5: Solve for x
    x = 157,676,934.47/11,463.62
  6. Step 6: Final answer
    x = 13,754.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.