Home / 36,251.28-50,025.20-20,336

Finding the Fourth Proportional to 36,251.28, 50,025.20 and 20,336

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Solution

The fourth proportional to 36,251.28, 50,025.20 and 20,336 is: 28,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.28 : 50,025.20 = 20,336 : x
  2. Step 2: Convert to fraction form
    36,251.28/50,025.20 = 20,336/x
  3. Step 3: Cross multiply
    36,251.28x = 50,025.20 × 20,336
  4. Step 4: Simplify right side
    36,251.28x = 1,017,312,467.20
  5. Step 5: Solve for x
    x = 1,017,312,467.20/36,251.28
  6. Step 6: Final answer
    x = 28,062.80

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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.