Home / 47,961.68-71,963.24-25,749.11

Finding the Fourth Proportional to 47,961.68, 71,963.24 and 25,749.11

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Solution

The fourth proportional to 47,961.68, 71,963.24 and 25,749.11 is: 38,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,961.68 : 71,963.24 = 25,749.11 : x
  2. Step 2: Convert to fraction form
    47,961.68/71,963.24 = 25,749.11/x
  3. Step 3: Cross multiply
    47,961.68x = 71,963.24 × 25,749.11
  4. Step 4: Simplify right side
    47,961.68x = 1,852,989,433.88
  5. Step 5: Solve for x
    x = 1,852,989,433.88/47,961.68
  6. Step 6: Final answer
    x = 38,634.79

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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.