Home / 39,514.97-54,530.71-22,287.56

Finding the Fourth Proportional to 39,514.97, 54,530.71 and 22,287.56

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Solution

The fourth proportional to 39,514.97, 54,530.71 and 22,287.56 is: 30,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,514.97 : 54,530.71 = 22,287.56 : x
  2. Step 2: Convert to fraction form
    39,514.97/54,530.71 = 22,287.56/x
  3. Step 3: Cross multiply
    39,514.97x = 54,530.71 × 22,287.56
  4. Step 4: Simplify right side
    39,514.97x = 1,215,356,142.60
  5. Step 5: Solve for x
    x = 1,215,356,142.60/39,514.97
  6. Step 6: Final answer
    x = 30,756.86

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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.