Home / 12,474.32-18,724.96-11,096.48

Finding the Fourth Proportional to 12,474.32, 18,724.96 and 11,096.48

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Solution

The fourth proportional to 12,474.32, 18,724.96 and 11,096.48 is: 16,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.32 : 18,724.96 = 11,096.48 : x
  2. Step 2: Convert to fraction form
    12,474.32/18,724.96 = 11,096.48/x
  3. Step 3: Cross multiply
    12,474.32x = 18,724.96 × 11,096.48
  4. Step 4: Simplify right side
    12,474.32x = 207,781,144.14
  5. Step 5: Solve for x
    x = 207,781,144.14/12,474.32
  6. Step 6: Final answer
    x = 16,656.71

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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.