Home / 51,198.20-76,744.64-19,600.82

Finding the Fourth Proportional to 51,198.20, 76,744.64 and 19,600.82

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Solution

The fourth proportional to 51,198.20, 76,744.64 and 19,600.82 is: 29,381.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,198.20 : 76,744.64 = 19,600.82 : x
  2. Step 2: Convert to fraction form
    51,198.20/76,744.64 = 19,600.82/x
  3. Step 3: Cross multiply
    51,198.20x = 76,744.64 × 19,600.82
  4. Step 4: Simplify right side
    51,198.20x = 1,504,257,874.60
  5. Step 5: Solve for x
    x = 1,504,257,874.60/51,198.20
  6. Step 6: Final answer
    x = 29,381.07

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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.