Home / 25,763.07-38,650.16-7,993.38

Finding the Fourth Proportional to 25,763.07, 38,650.16 and 7,993.38

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Solution

The fourth proportional to 25,763.07, 38,650.16 and 7,993.38 is: 11,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.07 : 38,650.16 = 7,993.38 : x
  2. Step 2: Convert to fraction form
    25,763.07/38,650.16 = 7,993.38/x
  3. Step 3: Cross multiply
    25,763.07x = 38,650.16 × 7,993.38
  4. Step 4: Simplify right side
    25,763.07x = 308,945,375.97
  5. Step 5: Solve for x
    x = 308,945,375.97/25,763.07
  6. Step 6: Final answer
    x = 11,991.79

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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.