Home / 26,879.69-40,296.97-11,884.38

Finding the Fourth Proportional to 26,879.69, 40,296.97 and 11,884.38

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Solution

The fourth proportional to 26,879.69, 40,296.97 and 11,884.38 is: 17,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.69 : 40,296.97 = 11,884.38 : x
  2. Step 2: Convert to fraction form
    26,879.69/40,296.97 = 11,884.38/x
  3. Step 3: Cross multiply
    26,879.69x = 40,296.97 × 11,884.38
  4. Step 4: Simplify right side
    26,879.69x = 478,904,504.33
  5. Step 5: Solve for x
    x = 478,904,504.33/26,879.69
  6. Step 6: Final answer
    x = 17,816.60

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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.