Home / 26,169.18-39,255.60-8,651.34

Finding the Fourth Proportional to 26,169.18, 39,255.60 and 8,651.34

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Solution

The fourth proportional to 26,169.18, 39,255.60 and 8,651.34 is: 12,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169.18 : 39,255.60 = 8,651.34 : x
  2. Step 2: Convert to fraction form
    26,169.18/39,255.60 = 8,651.34/x
  3. Step 3: Cross multiply
    26,169.18x = 39,255.60 × 8,651.34
  4. Step 4: Simplify right side
    26,169.18x = 339,613,542.50
  5. Step 5: Solve for x
    x = 339,613,542.50/26,169.18
  6. Step 6: Final answer
    x = 12,977.61

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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.