Home / 26,081.38-39,110.46-8,308.77

Finding the Fourth Proportional to 26,081.38, 39,110.46 and 8,308.77

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Solution

The fourth proportional to 26,081.38, 39,110.46 and 8,308.77 is: 12,459.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081.38 : 39,110.46 = 8,308.77 : x
  2. Step 2: Convert to fraction form
    26,081.38/39,110.46 = 8,308.77/x
  3. Step 3: Cross multiply
    26,081.38x = 39,110.46 × 8,308.77
  4. Step 4: Simplify right side
    26,081.38x = 324,959,816.73
  5. Step 5: Solve for x
    x = 324,959,816.73/26,081.38
  6. Step 6: Final answer
    x = 12,459.46

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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.