Home / 26,839.20-40,272.64-11,055.89

Finding the Fourth Proportional to 26,839.20, 40,272.64 and 11,055.89

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Solution

The fourth proportional to 26,839.20, 40,272.64 and 11,055.89 is: 16,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.20 : 40,272.64 = 11,055.89 : x
  2. Step 2: Convert to fraction form
    26,839.20/40,272.64 = 11,055.89/x
  3. Step 3: Cross multiply
    26,839.20x = 40,272.64 × 11,055.89
  4. Step 4: Simplify right side
    26,839.20x = 445,250,013.08
  5. Step 5: Solve for x
    x = 445,250,013.08/26,839.20
  6. Step 6: Final answer
    x = 16,589.54

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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.