Home / 54,920.31-82,380.43-15,472.27

Finding the Fourth Proportional to 54,920.31, 82,380.43 and 15,472.27

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Solution

The fourth proportional to 54,920.31, 82,380.43 and 15,472.27 is: 23,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920.31 : 82,380.43 = 15,472.27 : x
  2. Step 2: Convert to fraction form
    54,920.31/82,380.43 = 15,472.27/x
  3. Step 3: Cross multiply
    54,920.31x = 82,380.43 × 15,472.27
  4. Step 4: Simplify right side
    54,920.31x = 1,274,612,255.68
  5. Step 5: Solve for x
    x = 1,274,612,255.68/54,920.31
  6. Step 6: Final answer
    x = 23,208.40

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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.