Home / 26,379.12-39,568.68-22,458.48

Finding the Fourth Proportional to 26,379.12, 39,568.68 and 22,458.48

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Solution

The fourth proportional to 26,379.12, 39,568.68 and 22,458.48 is: 33,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.12 : 39,568.68 = 22,458.48 : x
  2. Step 2: Convert to fraction form
    26,379.12/39,568.68 = 22,458.48/x
  3. Step 3: Cross multiply
    26,379.12x = 39,568.68 × 22,458.48
  4. Step 4: Simplify right side
    26,379.12x = 888,652,408.41
  5. Step 5: Solve for x
    x = 888,652,408.41/26,379.12
  6. Step 6: Final answer
    x = 33,687.72

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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.