Home / 26,678.52-39,996.18-11,107.80

Finding the Fourth Proportional to 26,678.52, 39,996.18 and 11,107.80

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Solution

The fourth proportional to 26,678.52, 39,996.18 and 11,107.80 is: 16,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.52 : 39,996.18 = 11,107.80 : x
  2. Step 2: Convert to fraction form
    26,678.52/39,996.18 = 11,107.80/x
  3. Step 3: Cross multiply
    26,678.52x = 39,996.18 × 11,107.80
  4. Step 4: Simplify right side
    26,678.52x = 444,269,568.20
  5. Step 5: Solve for x
    x = 444,269,568.20/26,678.52
  6. Step 6: Final answer
    x = 16,652.71

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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.