Home / 41,825.20-62,682.42-30,679.70

Finding the Fourth Proportional to 41,825.20, 62,682.42 and 30,679.70

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Solution

The fourth proportional to 41,825.20, 62,682.42 and 30,679.70 is: 45,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,825.20 : 62,682.42 = 30,679.70 : x
  2. Step 2: Convert to fraction form
    41,825.20/62,682.42 = 30,679.70/x
  3. Step 3: Cross multiply
    41,825.20x = 62,682.42 × 30,679.70
  4. Step 4: Simplify right side
    41,825.20x = 1,923,077,840.87
  5. Step 5: Solve for x
    x = 1,923,077,840.87/41,825.20
  6. Step 6: Final answer
    x = 45,978.93

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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.