Home / 36,324.20-50,127.44-20,408.64

Finding the Fourth Proportional to 36,324.20, 50,127.44 and 20,408.64

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Solution

The fourth proportional to 36,324.20, 50,127.44 and 20,408.64 is: 28,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,324.20 : 50,127.44 = 20,408.64 : x
  2. Step 2: Convert to fraction form
    36,324.20/50,127.44 = 20,408.64/x
  3. Step 3: Cross multiply
    36,324.20x = 50,127.44 × 20,408.64
  4. Step 4: Simplify right side
    36,324.20x = 1,023,032,877.08
  5. Step 5: Solve for x
    x = 1,023,032,877.08/36,324.20
  6. Step 6: Final answer
    x = 28,163.95

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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.