Home / 11,581.62-17,288.57-10,180.38

Finding the Fourth Proportional to 11,581.62, 17,288.57 and 10,180.38

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Solution

The fourth proportional to 11,581.62, 17,288.57 and 10,180.38 is: 15,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.62 : 17,288.57 = 10,180.38 : x
  2. Step 2: Convert to fraction form
    11,581.62/17,288.57 = 10,180.38/x
  3. Step 3: Cross multiply
    11,581.62x = 17,288.57 × 10,180.38
  4. Step 4: Simplify right side
    11,581.62x = 176,004,161.35
  5. Step 5: Solve for x
    x = 176,004,161.35/11,581.62
  6. Step 6: Final answer
    x = 15,196.85

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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.