Home / 51,276.66-76,949.31-17,996.88

Finding the Fourth Proportional to 51,276.66, 76,949.31 and 17,996.88

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Solution

The fourth proportional to 51,276.66, 76,949.31 and 17,996.88 is: 27,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.66 : 76,949.31 = 17,996.88 : x
  2. Step 2: Convert to fraction form
    51,276.66/76,949.31 = 17,996.88/x
  3. Step 3: Cross multiply
    51,276.66x = 76,949.31 × 17,996.88
  4. Step 4: Simplify right side
    51,276.66x = 1,384,847,498.15
  5. Step 5: Solve for x
    x = 1,384,847,498.15/51,276.66
  6. Step 6: Final answer
    x = 27,007.37

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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.