Home / 37,731.67-52,067.19-20,735.55

Finding the Fourth Proportional to 37,731.67, 52,067.19 and 20,735.55

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Solution

The fourth proportional to 37,731.67, 52,067.19 and 20,735.55 is: 28,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,731.67 : 52,067.19 = 20,735.55 : x
  2. Step 2: Convert to fraction form
    37,731.67/52,067.19 = 20,735.55/x
  3. Step 3: Cross multiply
    37,731.67x = 52,067.19 × 20,735.55
  4. Step 4: Simplify right side
    37,731.67x = 1,079,641,821.60
  5. Step 5: Solve for x
    x = 1,079,641,821.60/37,731.67
  6. Step 6: Final answer
    x = 28,613.68

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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.