Home / 82,649.44-123,963.52-26,484.80

Finding the Fourth Proportional to 82,649.44, 123,963.52 and 26,484.80

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Solution

The fourth proportional to 82,649.44, 123,963.52 and 26,484.80 is: 39,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,649.44 : 123,963.52 = 26,484.80 : x
  2. Step 2: Convert to fraction form
    82,649.44/123,963.52 = 26,484.80/x
  3. Step 3: Cross multiply
    82,649.44x = 123,963.52 × 26,484.80
  4. Step 4: Simplify right side
    82,649.44x = 3,283,149,034.50
  5. Step 5: Solve for x
    x = 3,283,149,034.50/82,649.44
  6. Step 6: Final answer
    x = 39,723.79

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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.