Home / 37,133.92-55,691.16-13,747.60

Finding the Fourth Proportional to 37,133.92, 55,691.16 and 13,747.60

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Solution

The fourth proportional to 37,133.92, 55,691.16 and 13,747.60 is: 20,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,133.92 : 55,691.16 = 13,747.60 : x
  2. Step 2: Convert to fraction form
    37,133.92/55,691.16 = 13,747.60/x
  3. Step 3: Cross multiply
    37,133.92x = 55,691.16 × 13,747.60
  4. Step 4: Simplify right side
    37,133.92x = 765,619,791.22
  5. Step 5: Solve for x
    x = 765,619,791.22/37,133.92
  6. Step 6: Final answer
    x = 20,617.80

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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.