Home / 41,981.88-62,973.24-19,805.70

Finding the Fourth Proportional to 41,981.88, 62,973.24 and 19,805.70

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Solution

The fourth proportional to 41,981.88, 62,973.24 and 19,805.70 is: 29,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,981.88 : 62,973.24 = 19,805.70 : x
  2. Step 2: Convert to fraction form
    41,981.88/62,973.24 = 19,805.70/x
  3. Step 3: Cross multiply
    41,981.88x = 62,973.24 × 19,805.70
  4. Step 4: Simplify right side
    41,981.88x = 1,247,229,099.47
  5. Step 5: Solve for x
    x = 1,247,229,099.47/41,981.88
  6. Step 6: Final answer
    x = 29,708.75

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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.