Home / 36,543.62-50,429.12-20,629.56

Finding the Fourth Proportional to 36,543.62, 50,429.12 and 20,629.56

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Solution

The fourth proportional to 36,543.62, 50,429.12 and 20,629.56 is: 28,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.62 : 50,429.12 = 20,629.56 : x
  2. Step 2: Convert to fraction form
    36,543.62/50,429.12 = 20,629.56/x
  3. Step 3: Cross multiply
    36,543.62x = 50,429.12 × 20,629.56
  4. Step 4: Simplify right side
    36,543.62x = 1,040,330,556.79
  5. Step 5: Solve for x
    x = 1,040,330,556.79/36,543.62
  6. Step 6: Final answer
    x = 28,468.19

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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.