Home / 36,549.82-50,438.78-20,633.92

Finding the Fourth Proportional to 36,549.82, 50,438.78 and 20,633.92

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Solution

The fourth proportional to 36,549.82, 50,438.78 and 20,633.92 is: 28,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,549.82 : 50,438.78 = 20,633.92 : x
  2. Step 2: Convert to fraction form
    36,549.82/50,438.78 = 20,633.92/x
  3. Step 3: Cross multiply
    36,549.82x = 50,438.78 × 20,633.92
  4. Step 4: Simplify right side
    36,549.82x = 1,040,749,751.42
  5. Step 5: Solve for x
    x = 1,040,749,751.42/36,549.82
  6. Step 6: Final answer
    x = 28,474.83

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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.