Home / 51,177.44-76,759.68-20,034.56

Finding the Fourth Proportional to 51,177.44, 76,759.68 and 20,034.56

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Solution

The fourth proportional to 51,177.44, 76,759.68 and 20,034.56 is: 30,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,177.44 : 76,759.68 = 20,034.56 : x
  2. Step 2: Convert to fraction form
    51,177.44/76,759.68 = 20,034.56/x
  3. Step 3: Cross multiply
    51,177.44x = 76,759.68 × 20,034.56
  4. Step 4: Simplify right side
    51,177.44x = 1,537,846,414.54
  5. Step 5: Solve for x
    x = 1,537,846,414.54/51,177.44
  6. Step 6: Final answer
    x = 30,049.30

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1.5x scale

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.