Home / 22,471.85-33,680.94-10,447.75

Finding the Fourth Proportional to 22,471.85, 33,680.94 and 10,447.75

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Solution

The fourth proportional to 22,471.85, 33,680.94 and 10,447.75 is: 15,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471.85 : 33,680.94 = 10,447.75 : x
  2. Step 2: Convert to fraction form
    22,471.85/33,680.94 = 10,447.75/x
  3. Step 3: Cross multiply
    22,471.85x = 33,680.94 × 10,447.75
  4. Step 4: Simplify right side
    22,471.85x = 351,890,040.89
  5. Step 5: Solve for x
    x = 351,890,040.89/22,471.85
  6. Step 6: Final answer
    x = 15,659.15

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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.