Home / 36,101.47-49,819.87-20,185.92

Finding the Fourth Proportional to 36,101.47, 49,819.87 and 20,185.92

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Solution

The fourth proportional to 36,101.47, 49,819.87 and 20,185.92 is: 27,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.47 : 49,819.87 = 20,185.92 : x
  2. Step 2: Convert to fraction form
    36,101.47/49,819.87 = 20,185.92/x
  3. Step 3: Cross multiply
    36,101.47x = 49,819.87 × 20,185.92
  4. Step 4: Simplify right side
    36,101.47x = 1,005,659,910.23
  5. Step 5: Solve for x
    x = 1,005,659,910.23/36,101.47
  6. Step 6: Final answer
    x = 27,856.48

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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.