Home / 38,651.92-57,977.05-10,571.97

Finding the Fourth Proportional to 38,651.92, 57,977.05 and 10,571.97

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Solution

The fourth proportional to 38,651.92, 57,977.05 and 10,571.97 is: 15,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.92 : 57,977.05 = 10,571.97 : x
  2. Step 2: Convert to fraction form
    38,651.92/57,977.05 = 10,571.97/x
  3. Step 3: Cross multiply
    38,651.92x = 57,977.05 × 10,571.97
  4. Step 4: Simplify right side
    38,651.92x = 612,931,580.43
  5. Step 5: Solve for x
    x = 612,931,580.43/38,651.92
  6. Step 6: Final answer
    x = 15,857.73

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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.