Home / 19,767.24-27,273.24-11,811.42

Finding the Fourth Proportional to 19,767.24, 27,273.24 and 11,811.42

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Solution

The fourth proportional to 19,767.24, 27,273.24 and 11,811.42 is: 16,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.24 : 27,273.24 = 11,811.42 : x
  2. Step 2: Convert to fraction form
    19,767.24/27,273.24 = 11,811.42/x
  3. Step 3: Cross multiply
    19,767.24x = 27,273.24 × 11,811.42
  4. Step 4: Simplify right side
    19,767.24x = 322,135,692.40
  5. Step 5: Solve for x
    x = 322,135,692.40/19,767.24
  6. Step 6: Final answer
    x = 16,296.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.