Home / 36,323.64-50,125.23-20,408.76

Finding the Fourth Proportional to 36,323.64, 50,125.23 and 20,408.76

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Solution

The fourth proportional to 36,323.64, 50,125.23 and 20,408.76 is: 28,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.64 : 50,125.23 = 20,408.76 : x
  2. Step 2: Convert to fraction form
    36,323.64/50,125.23 = 20,408.76/x
  3. Step 3: Cross multiply
    36,323.64x = 50,125.23 × 20,408.76
  4. Step 4: Simplify right side
    36,323.64x = 1,022,993,789.01
  5. Step 5: Solve for x
    x = 1,022,993,789.01/36,323.64
  6. Step 6: Final answer
    x = 28,163.31

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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.