Home / 54,711.18-82,067.44-19,650.82

Finding the Fourth Proportional to 54,711.18, 82,067.44 and 19,650.82

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Solution

The fourth proportional to 54,711.18, 82,067.44 and 19,650.82 is: 29,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,711.18 : 82,067.44 = 19,650.82 : x
  2. Step 2: Convert to fraction form
    54,711.18/82,067.44 = 19,650.82/x
  3. Step 3: Cross multiply
    54,711.18x = 82,067.44 × 19,650.82
  4. Step 4: Simplify right side
    54,711.18x = 1,612,692,491.30
  5. Step 5: Solve for x
    x = 1,612,692,491.30/54,711.18
  6. Step 6: Final answer
    x = 29,476.47

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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.