Home / 44,660.44-66,993.09-11,380.78

Finding the Fourth Proportional to 44,660.44, 66,993.09 and 11,380.78

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Solution

The fourth proportional to 44,660.44, 66,993.09 and 11,380.78 is: 17,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,660.44 : 66,993.09 = 11,380.78 : x
  2. Step 2: Convert to fraction form
    44,660.44/66,993.09 = 11,380.78/x
  3. Step 3: Cross multiply
    44,660.44x = 66,993.09 × 11,380.78
  4. Step 4: Simplify right side
    44,660.44x = 762,433,618.81
  5. Step 5: Solve for x
    x = 762,433,618.81/44,660.44
  6. Step 6: Final answer
    x = 17,071.79

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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.