Home / 12,032.28-18,048.42-3,268.49

Finding the Fourth Proportional to 12,032.28, 18,048.42 and 3,268.49

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Solution

The fourth proportional to 12,032.28, 18,048.42 and 3,268.49 is: 4,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.28 : 18,048.42 = 3,268.49 : x
  2. Step 2: Convert to fraction form
    12,032.28/18,048.42 = 3,268.49/x
  3. Step 3: Cross multiply
    12,032.28x = 18,048.42 × 3,268.49
  4. Step 4: Simplify right side
    12,032.28x = 58,990,990.04
  5. Step 5: Solve for x
    x = 58,990,990.04/12,032.28
  6. Step 6: Final answer
    x = 4,902.73

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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.