Home / 50,729.08-76,103.19-15,660.55

Finding the Fourth Proportional to 50,729.08, 76,103.19 and 15,660.55

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Solution

The fourth proportional to 50,729.08, 76,103.19 and 15,660.55 is: 23,493.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,729.08 : 76,103.19 = 15,660.55 : x
  2. Step 2: Convert to fraction form
    50,729.08/76,103.19 = 15,660.55/x
  3. Step 3: Cross multiply
    50,729.08x = 76,103.19 × 15,660.55
  4. Step 4: Simplify right side
    50,729.08x = 1,191,817,812.15
  5. Step 5: Solve for x
    x = 1,191,817,812.15/50,729.08
  6. Step 6: Final answer
    x = 23,493.78

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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.