Home / 51,204.26-76,815.20-15,664.73

Finding the Fourth Proportional to 51,204.26, 76,815.20 and 15,664.73

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Solution

The fourth proportional to 51,204.26, 76,815.20 and 15,664.73 is: 23,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.26 : 76,815.20 = 15,664.73 : x
  2. Step 2: Convert to fraction form
    51,204.26/76,815.20 = 15,664.73/x
  3. Step 3: Cross multiply
    51,204.26x = 76,815.20 × 15,664.73
  4. Step 4: Simplify right side
    51,204.26x = 1,203,289,367.90
  5. Step 5: Solve for x
    x = 1,203,289,367.90/51,204.26
  6. Step 6: Final answer
    x = 23,499.79

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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.