Home / 36,930.78-50,966.31-20,163.66

Finding the Fourth Proportional to 36,930.78, 50,966.31 and 20,163.66

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Solution

The fourth proportional to 36,930.78, 50,966.31 and 20,163.66 is: 27,826.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,930.78 : 50,966.31 = 20,163.66 : x
  2. Step 2: Convert to fraction form
    36,930.78/50,966.31 = 20,163.66/x
  3. Step 3: Cross multiply
    36,930.78x = 50,966.31 × 20,163.66
  4. Step 4: Simplify right side
    36,930.78x = 1,027,667,346.29
  5. Step 5: Solve for x
    x = 1,027,667,346.29/36,930.78
  6. Step 6: Final answer
    x = 27,826.85

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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.