Home / 39,744.02-54,845.61-22,514.78

Finding the Fourth Proportional to 39,744.02, 54,845.61 and 22,514.78

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Solution

The fourth proportional to 39,744.02, 54,845.61 and 22,514.78 is: 31,069.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744.02 : 54,845.61 = 22,514.78 : x
  2. Step 2: Convert to fraction form
    39,744.02/54,845.61 = 22,514.78/x
  3. Step 3: Cross multiply
    39,744.02x = 54,845.61 × 22,514.78
  4. Step 4: Simplify right side
    39,744.02x = 1,234,836,843.12
  5. Step 5: Solve for x
    x = 1,234,836,843.12/39,744.02
  6. Step 6: Final answer
    x = 31,069.75

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1.5x scale

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.