Home / 47,708.97-71,553.74-18,116.43

Finding the Fourth Proportional to 47,708.97, 71,553.74 and 18,116.43

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Solution

The fourth proportional to 47,708.97, 71,553.74 and 18,116.43 is: 27,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,708.97 : 71,553.74 = 18,116.43 : x
  2. Step 2: Convert to fraction form
    47,708.97/71,553.74 = 18,116.43/x
  3. Step 3: Cross multiply
    47,708.97x = 71,553.74 × 18,116.43
  4. Step 4: Simplify right side
    47,708.97x = 1,296,298,231.37
  5. Step 5: Solve for x
    x = 1,296,298,231.37/47,708.97
  6. Step 6: Final answer
    x = 27,170.95

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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.