Home / 47,965.10-71,958.03-18,382.96

Finding the Fourth Proportional to 47,965.10, 71,958.03 and 18,382.96

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Solution

The fourth proportional to 47,965.10, 71,958.03 and 18,382.96 is: 27,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,965.10 : 71,958.03 = 18,382.96 : x
  2. Step 2: Convert to fraction form
    47,965.10/71,958.03 = 18,382.96/x
  3. Step 3: Cross multiply
    47,965.10x = 71,958.03 × 18,382.96
  4. Step 4: Simplify right side
    47,965.10x = 1,322,801,135.46
  5. Step 5: Solve for x
    x = 1,322,801,135.46/47,965.10
  6. Step 6: Final answer
    x = 27,578.41

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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.