Home / 26,198.33-39,285.42-8,425.71

Finding the Fourth Proportional to 26,198.33, 39,285.42 and 8,425.71

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Solution

The fourth proportional to 26,198.33, 39,285.42 and 8,425.71 is: 12,634.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,198.33 : 39,285.42 = 8,425.71 : x
  2. Step 2: Convert to fraction form
    26,198.33/39,285.42 = 8,425.71/x
  3. Step 3: Cross multiply
    26,198.33x = 39,285.42 × 8,425.71
  4. Step 4: Simplify right side
    26,198.33x = 331,007,556.15
  5. Step 5: Solve for x
    x = 331,007,556.15/26,198.33
  6. Step 6: Final answer
    x = 12,634.68

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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.