Home / 36,819.43-50,809.27-20,904.76

Finding the Fourth Proportional to 36,819.43, 50,809.27 and 20,904.76

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Solution

The fourth proportional to 36,819.43, 50,809.27 and 20,904.76 is: 28,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,819.43 : 50,809.27 = 20,904.76 : x
  2. Step 2: Convert to fraction form
    36,819.43/50,809.27 = 20,904.76/x
  3. Step 3: Cross multiply
    36,819.43x = 50,809.27 × 20,904.76
  4. Step 4: Simplify right side
    36,819.43x = 1,062,155,595.13
  5. Step 5: Solve for x
    x = 1,062,155,595.13/36,819.43
  6. Step 6: Final answer
    x = 28,847.69

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Double scale
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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.