Home / 12,261.27-18,391.91-3,027.27

Finding the Fourth Proportional to 12,261.27, 18,391.91 and 3,027.27

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Solution

The fourth proportional to 12,261.27, 18,391.91 and 3,027.27 is: 4,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261.27 : 18,391.91 = 3,027.27 : x
  2. Step 2: Convert to fraction form
    12,261.27/18,391.91 = 3,027.27/x
  3. Step 3: Cross multiply
    12,261.27x = 18,391.91 × 3,027.27
  4. Step 4: Simplify right side
    12,261.27x = 55,677,262.25
  5. Step 5: Solve for x
    x = 55,677,262.25/12,261.27
  6. Step 6: Final answer
    x = 4,540.91

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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.