Home / 51,604.20-71,147.86-33,422.80

Finding the Fourth Proportional to 51,604.20, 71,147.86 and 33,422.80

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Solution

The fourth proportional to 51,604.20, 71,147.86 and 33,422.80 is: 46,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604.20 : 71,147.86 = 33,422.80 : x
  2. Step 2: Convert to fraction form
    51,604.20/71,147.86 = 33,422.80/x
  3. Step 3: Cross multiply
    51,604.20x = 71,147.86 × 33,422.80
  4. Step 4: Simplify right side
    51,604.20x = 2,377,960,695.21
  5. Step 5: Solve for x
    x = 2,377,960,695.21/51,604.20
  6. Step 6: Final answer
    x = 46,080.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.