Home / 36,819.76-50,814.18-20,904.88

Finding the Fourth Proportional to 36,819.76, 50,814.18 and 20,904.88

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Solution

The fourth proportional to 36,819.76, 50,814.18 and 20,904.88 is: 28,850.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,819.76 : 50,814.18 = 20,904.88 : x
  2. Step 2: Convert to fraction form
    36,819.76/50,814.18 = 20,904.88/x
  3. Step 3: Cross multiply
    36,819.76x = 50,814.18 × 20,904.88
  4. Step 4: Simplify right side
    36,819.76x = 1,062,264,335.20
  5. Step 5: Solve for x
    x = 1,062,264,335.20/36,819.76
  6. Step 6: Final answer
    x = 28,850.39

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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.