Home / 16,769.22-25,149.33-7,986.66

Finding the Fourth Proportional to 16,769.22, 25,149.33 and 7,986.66

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Solution

The fourth proportional to 16,769.22, 25,149.33 and 7,986.66 is: 11,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.22 : 25,149.33 = 7,986.66 : x
  2. Step 2: Convert to fraction form
    16,769.22/25,149.33 = 7,986.66/x
  3. Step 3: Cross multiply
    16,769.22x = 25,149.33 × 7,986.66
  4. Step 4: Simplify right side
    16,769.22x = 200,859,147.94
  5. Step 5: Solve for x
    x = 200,859,147.94/16,769.22
  6. Step 6: Final answer
    x = 11,977.85

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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.