Home / 26,668.94-40,001.78-11,086.70

Finding the Fourth Proportional to 26,668.94, 40,001.78 and 11,086.70

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Solution

The fourth proportional to 26,668.94, 40,001.78 and 11,086.70 is: 16,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,668.94 : 40,001.78 = 11,086.70 : x
  2. Step 2: Convert to fraction form
    26,668.94/40,001.78 = 11,086.70/x
  3. Step 3: Cross multiply
    26,668.94x = 40,001.78 × 11,086.70
  4. Step 4: Simplify right side
    26,668.94x = 443,487,734.33
  5. Step 5: Solve for x
    x = 443,487,734.33/26,668.94
  6. Step 6: Final answer
    x = 16,629.37

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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.