Home / 26,217.64-39,317.19-8,447.59

Finding the Fourth Proportional to 26,217.64, 39,317.19 and 8,447.59

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Solution

The fourth proportional to 26,217.64, 39,317.19 and 8,447.59 is: 12,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,217.64 : 39,317.19 = 8,447.59 : x
  2. Step 2: Convert to fraction form
    26,217.64/39,317.19 = 8,447.59/x
  3. Step 3: Cross multiply
    26,217.64x = 39,317.19 × 8,447.59
  4. Step 4: Simplify right side
    26,217.64x = 332,135,304.49
  5. Step 5: Solve for x
    x = 332,135,304.49/26,217.64
  6. Step 6: Final answer
    x = 12,668.39

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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.