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Finding the Fourth Proportional to 36,468.25, 50,324.92 and 20,551.75

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Solution

The fourth proportional to 36,468.25, 50,324.92 and 20,551.75 is: 28,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.25 : 50,324.92 = 20,551.75 : x
  2. Step 2: Convert to fraction form
    36,468.25/50,324.92 = 20,551.75/x
  3. Step 3: Cross multiply
    36,468.25x = 50,324.92 × 20,551.75
  4. Step 4: Simplify right side
    36,468.25x = 1,034,265,174.61
  5. Step 5: Solve for x
    x = 1,034,265,174.61/36,468.25
  6. Step 6: Final answer
    x = 28,360.70

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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.