Home / 18,451.36-25,462.20-10,067.68

Finding the Fourth Proportional to 18,451.36, 25,462.20 and 10,067.68

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Solution

The fourth proportional to 18,451.36, 25,462.20 and 10,067.68 is: 13,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.36 : 25,462.20 = 10,067.68 : x
  2. Step 2: Convert to fraction form
    18,451.36/25,462.20 = 10,067.68/x
  3. Step 3: Cross multiply
    18,451.36x = 25,462.20 × 10,067.68
  4. Step 4: Simplify right side
    18,451.36x = 256,345,281.70
  5. Step 5: Solve for x
    x = 256,345,281.70/18,451.36
  6. Step 6: Final answer
    x = 13,893.03

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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.