Home / 26,872.13-40,291.79-11,072.27

Finding the Fourth Proportional to 26,872.13, 40,291.79 and 11,072.27

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Solution

The fourth proportional to 26,872.13, 40,291.79 and 11,072.27 is: 16,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.13 : 40,291.79 = 11,072.27 : x
  2. Step 2: Convert to fraction form
    26,872.13/40,291.79 = 11,072.27/x
  3. Step 3: Cross multiply
    26,872.13x = 40,291.79 × 11,072.27
  4. Step 4: Simplify right side
    26,872.13x = 446,121,577.66
  5. Step 5: Solve for x
    x = 446,121,577.66/26,872.13
  6. Step 6: Final answer
    x = 16,601.65

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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.