Home / 12,065.28-18,097.94-3,299.54

Finding the Fourth Proportional to 12,065.28, 18,097.94 and 3,299.54

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Solution

The fourth proportional to 12,065.28, 18,097.94 and 3,299.54 is: 4,949.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.28 : 18,097.94 = 3,299.54 : x
  2. Step 2: Convert to fraction form
    12,065.28/18,097.94 = 3,299.54/x
  3. Step 3: Cross multiply
    12,065.28x = 18,097.94 × 3,299.54
  4. Step 4: Simplify right side
    12,065.28x = 59,714,876.95
  5. Step 5: Solve for x
    x = 59,714,876.95/12,065.28
  6. Step 6: Final answer
    x = 4,949.32

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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.