Home / 16,791.66-25,187.49-4,311.69

Finding the Fourth Proportional to 16,791.66, 25,187.49 and 4,311.69

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Solution

The fourth proportional to 16,791.66, 25,187.49 and 4,311.69 is: 6,467.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.66 : 25,187.49 = 4,311.69 : x
  2. Step 2: Convert to fraction form
    16,791.66/25,187.49 = 4,311.69/x
  3. Step 3: Cross multiply
    16,791.66x = 25,187.49 × 4,311.69
  4. Step 4: Simplify right side
    16,791.66x = 108,600,648.76
  5. Step 5: Solve for x
    x = 108,600,648.76/16,791.66
  6. Step 6: Final answer
    x = 6,467.54

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Similar ratio
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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.