Home / 47,519.73-71,371.86-34,990.28

Finding the Fourth Proportional to 47,519.73, 71,371.86 and 34,990.28

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Solution

The fourth proportional to 47,519.73, 71,371.86 and 34,990.28 is: 52,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,519.73 : 71,371.86 = 34,990.28 : x
  2. Step 2: Convert to fraction form
    47,519.73/71,371.86 = 34,990.28/x
  3. Step 3: Cross multiply
    47,519.73x = 71,371.86 × 34,990.28
  4. Step 4: Simplify right side
    47,519.73x = 2,497,321,365.52
  5. Step 5: Solve for x
    x = 2,497,321,365.52/47,519.73
  6. Step 6: Final answer
    x = 52,553.36

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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.