Home / 26,249.87-39,380.85-8,237.10

Finding the Fourth Proportional to 26,249.87, 39,380.85 and 8,237.10

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Solution

The fourth proportional to 26,249.87, 39,380.85 and 8,237.10 is: 12,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,249.87 : 39,380.85 = 8,237.10 : x
  2. Step 2: Convert to fraction form
    26,249.87/39,380.85 = 8,237.10/x
  3. Step 3: Cross multiply
    26,249.87x = 39,380.85 × 8,237.10
  4. Step 4: Simplify right side
    26,249.87x = 324,384,147.21
  5. Step 5: Solve for x
    x = 324,384,147.21/26,249.87
  6. Step 6: Final answer
    x = 12,357.55

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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.