Home / 12,494.12-18,741.17-3,728.36

Finding the Fourth Proportional to 12,494.12, 18,741.17 and 3,728.36

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Solution

The fourth proportional to 12,494.12, 18,741.17 and 3,728.36 is: 5,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494.12 : 18,741.17 = 3,728.36 : x
  2. Step 2: Convert to fraction form
    12,494.12/18,741.17 = 3,728.36/x
  3. Step 3: Cross multiply
    12,494.12x = 18,741.17 × 3,728.36
  4. Step 4: Simplify right side
    12,494.12x = 69,873,884.76
  5. Step 5: Solve for x
    x = 69,873,884.76/12,494.12
  6. Step 6: Final answer
    x = 5,592.54

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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.