Home / 47,982.30-71,974.17-18,401.82

Finding the Fourth Proportional to 47,982.30, 71,974.17 and 18,401.82

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Solution

The fourth proportional to 47,982.30, 71,974.17 and 18,401.82 is: 27,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,982.30 : 71,974.17 = 18,401.82 : x
  2. Step 2: Convert to fraction form
    47,982.30/71,974.17 = 18,401.82/x
  3. Step 3: Cross multiply
    47,982.30x = 71,974.17 × 18,401.82
  4. Step 4: Simplify right side
    47,982.30x = 1,324,455,720.99
  5. Step 5: Solve for x
    x = 1,324,455,720.99/47,982.30
  6. Step 6: Final answer
    x = 27,603.01

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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.