Home / 36,545.14-50,433.78-20,629.60

Finding the Fourth Proportional to 36,545.14, 50,433.78 and 20,629.60

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Solution

The fourth proportional to 36,545.14, 50,433.78 and 20,629.60 is: 28,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.14 : 50,433.78 = 20,629.60 : x
  2. Step 2: Convert to fraction form
    36,545.14/50,433.78 = 20,629.60/x
  3. Step 3: Cross multiply
    36,545.14x = 50,433.78 × 20,629.60
  4. Step 4: Simplify right side
    36,545.14x = 1,040,428,707.89
  5. Step 5: Solve for x
    x = 1,040,428,707.89/36,545.14
  6. Step 6: Final answer
    x = 28,469.69

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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.