Home / 47,708.33-71,572.82-18,126.72

Finding the Fourth Proportional to 47,708.33, 71,572.82 and 18,126.72

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Solution

The fourth proportional to 47,708.33, 71,572.82 and 18,126.72 is: 27,194.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,708.33 : 71,572.82 = 18,126.72 : x
  2. Step 2: Convert to fraction form
    47,708.33/71,572.82 = 18,126.72/x
  3. Step 3: Cross multiply
    47,708.33x = 71,572.82 × 18,126.72
  4. Step 4: Simplify right side
    47,708.33x = 1,297,380,377.12
  5. Step 5: Solve for x
    x = 1,297,380,377.12/47,708.33
  6. Step 6: Final answer
    x = 27,194.00

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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.