Home / 54,662.20-82,031.70-23,519.80

Finding the Fourth Proportional to 54,662.20, 82,031.70 and 23,519.80

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Solution

The fourth proportional to 54,662.20, 82,031.70 and 23,519.80 is: 35,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,662.20 : 82,031.70 = 23,519.80 : x
  2. Step 2: Convert to fraction form
    54,662.20/82,031.70 = 23,519.80/x
  3. Step 3: Cross multiply
    54,662.20x = 82,031.70 × 23,519.80
  4. Step 4: Simplify right side
    54,662.20x = 1,929,369,177.66
  5. Step 5: Solve for x
    x = 1,929,369,177.66/54,662.20
  6. Step 6: Final answer
    x = 35,296.22

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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.