Home / 36,544.62-50,430.50-20,630.56

Finding the Fourth Proportional to 36,544.62, 50,430.50 and 20,630.56

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Solution

The fourth proportional to 36,544.62, 50,430.50 and 20,630.56 is: 28,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.62 : 50,430.50 = 20,630.56 : x
  2. Step 2: Convert to fraction form
    36,544.62/50,430.50 = 20,630.56/x
  3. Step 3: Cross multiply
    36,544.62x = 50,430.50 × 20,630.56
  4. Step 4: Simplify right side
    36,544.62x = 1,040,409,456.08
  5. Step 5: Solve for x
    x = 1,040,409,456.08/36,544.62
  6. Step 6: Final answer
    x = 28,469.57

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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.