Home / 12,301.76-18,453.28-3,067.84

Finding the Fourth Proportional to 12,301.76, 18,453.28 and 3,067.84

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Solution

The fourth proportional to 12,301.76, 18,453.28 and 3,067.84 is: 4,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.76 : 18,453.28 = 3,067.84 : x
  2. Step 2: Convert to fraction form
    12,301.76/18,453.28 = 3,067.84/x
  3. Step 3: Cross multiply
    12,301.76x = 18,453.28 × 3,067.84
  4. Step 4: Simplify right side
    12,301.76x = 56,611,710.52
  5. Step 5: Solve for x
    x = 56,611,710.52/12,301.76
  6. Step 6: Final answer
    x = 4,601.92

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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.