Home / 18,451.38-25,462.83-10,067.88

Finding the Fourth Proportional to 18,451.38, 25,462.83 and 10,067.88

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Solution

The fourth proportional to 18,451.38, 25,462.83 and 10,067.88 is: 13,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.38 : 25,462.83 = 10,067.88 : x
  2. Step 2: Convert to fraction form
    18,451.38/25,462.83 = 10,067.88/x
  3. Step 3: Cross multiply
    18,451.38x = 25,462.83 × 10,067.88
  4. Step 4: Simplify right side
    18,451.38x = 256,356,716.90
  5. Step 5: Solve for x
    x = 256,356,716.90/18,451.38
  6. Step 6: Final answer
    x = 13,893.63

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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.