Home / 39,712.68-54,801.36-22,717.26

Finding the Fourth Proportional to 39,712.68, 54,801.36 and 22,717.26

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Solution

The fourth proportional to 39,712.68, 54,801.36 and 22,717.26 is: 31,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.68 : 54,801.36 = 22,717.26 : x
  2. Step 2: Convert to fraction form
    39,712.68/54,801.36 = 22,717.26/x
  3. Step 3: Cross multiply
    39,712.68x = 54,801.36 × 22,717.26
  4. Step 4: Simplify right side
    39,712.68x = 1,244,936,743.47
  5. Step 5: Solve for x
    x = 1,244,936,743.47/39,712.68
  6. Step 6: Final answer
    x = 31,348.60

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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.