Home / 18,247.14-25,181.07-10,691.97

Finding the Fourth Proportional to 18,247.14, 25,181.07 and 10,691.97

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Solution

The fourth proportional to 18,247.14, 25,181.07 and 10,691.97 is: 14,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.14 : 25,181.07 = 10,691.97 : x
  2. Step 2: Convert to fraction form
    18,247.14/25,181.07 = 10,691.97/x
  3. Step 3: Cross multiply
    18,247.14x = 25,181.07 × 10,691.97
  4. Step 4: Simplify right side
    18,247.14x = 269,235,150.58
  5. Step 5: Solve for x
    x = 269,235,150.58/18,247.14
  6. Step 6: Final answer
    x = 14,754.92

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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.