Home / 47,951.82-71,928.41-18,371.16

Finding the Fourth Proportional to 47,951.82, 71,928.41 and 18,371.16

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Solution

The fourth proportional to 47,951.82, 71,928.41 and 18,371.16 is: 27,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951.82 : 71,928.41 = 18,371.16 : x
  2. Step 2: Convert to fraction form
    47,951.82/71,928.41 = 18,371.16/x
  3. Step 3: Cross multiply
    47,951.82x = 71,928.41 × 18,371.16
  4. Step 4: Simplify right side
    47,951.82x = 1,321,408,236.80
  5. Step 5: Solve for x
    x = 1,321,408,236.80/47,951.82
  6. Step 6: Final answer
    x = 27,557.00

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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.