Home / 36,402.22-50,236.68-20,487.70

Finding the Fourth Proportional to 36,402.22, 50,236.68 and 20,487.70

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Solution

The fourth proportional to 36,402.22, 50,236.68 and 20,487.70 is: 28,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.22 : 50,236.68 = 20,487.70 : x
  2. Step 2: Convert to fraction form
    36,402.22/50,236.68 = 20,487.70/x
  3. Step 3: Cross multiply
    36,402.22x = 50,236.68 × 20,487.70
  4. Step 4: Simplify right side
    36,402.22x = 1,029,234,028.84
  5. Step 5: Solve for x
    x = 1,029,234,028.84/36,402.22
  6. Step 6: Final answer
    x = 28,273.94

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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.