Home / 20,067.04-27,692.57-11,114.69

Finding the Fourth Proportional to 20,067.04, 27,692.57 and 11,114.69

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Solution

The fourth proportional to 20,067.04, 27,692.57 and 11,114.69 is: 15,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067.04 : 27,692.57 = 11,114.69 : x
  2. Step 2: Convert to fraction form
    20,067.04/27,692.57 = 11,114.69/x
  3. Step 3: Cross multiply
    20,067.04x = 27,692.57 × 11,114.69
  4. Step 4: Simplify right side
    20,067.04x = 307,794,157.66
  5. Step 5: Solve for x
    x = 307,794,157.66/20,067.04
  6. Step 6: Final answer
    x = 15,338.29

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1.5x scale

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.