Home / 16,766.09-25,149.11-4,286.12

Finding the Fourth Proportional to 16,766.09, 25,149.11 and 4,286.12

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Solution

The fourth proportional to 16,766.09, 25,149.11 and 4,286.12 is: 6,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.09 : 25,149.11 = 4,286.12 : x
  2. Step 2: Convert to fraction form
    16,766.09/25,149.11 = 4,286.12/x
  3. Step 3: Cross multiply
    16,766.09x = 25,149.11 × 4,286.12
  4. Step 4: Simplify right side
    16,766.09x = 107,792,103.35
  5. Step 5: Solve for x
    x = 107,792,103.35/16,766.09
  6. Step 6: Final answer
    x = 6,429.18

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Double scale
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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.