Home / 25,550.72-38,331.20-8,906.27

Finding the Fourth Proportional to 25,550.72, 38,331.20 and 8,906.27

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Solution

The fourth proportional to 25,550.72, 38,331.20 and 8,906.27 is: 13,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.72 : 38,331.20 = 8,906.27 : x
  2. Step 2: Convert to fraction form
    25,550.72/38,331.20 = 8,906.27/x
  3. Step 3: Cross multiply
    25,550.72x = 38,331.20 × 8,906.27
  4. Step 4: Simplify right side
    25,550.72x = 341,388,067.92
  5. Step 5: Solve for x
    x = 341,388,067.92/25,550.72
  6. Step 6: Final answer
    x = 13,361.19

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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.