Home / 36,481.39-50,344.34-20,565.77

Finding the Fourth Proportional to 36,481.39, 50,344.34 and 20,565.77

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Solution

The fourth proportional to 36,481.39, 50,344.34 and 20,565.77 is: 28,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.39 : 50,344.34 = 20,565.77 : x
  2. Step 2: Convert to fraction form
    36,481.39/50,344.34 = 20,565.77/x
  3. Step 3: Cross multiply
    36,481.39x = 50,344.34 × 20,565.77
  4. Step 4: Simplify right side
    36,481.39x = 1,035,369,762.69
  5. Step 5: Solve for x
    x = 1,035,369,762.69/36,481.39
  6. Step 6: Final answer
    x = 28,380.77

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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.