Home / 26,163.64-39,246.83-8,634.84

Finding the Fourth Proportional to 26,163.64, 39,246.83 and 8,634.84

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Solution

The fourth proportional to 26,163.64, 39,246.83 and 8,634.84 is: 12,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,163.64 : 39,246.83 = 8,634.84 : x
  2. Step 2: Convert to fraction form
    26,163.64/39,246.83 = 8,634.84/x
  3. Step 3: Cross multiply
    26,163.64x = 39,246.83 × 8,634.84
  4. Step 4: Simplify right side
    26,163.64x = 338,890,097.56
  5. Step 5: Solve for x
    x = 338,890,097.56/26,163.64
  6. Step 6: Final answer
    x = 12,952.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.