Home / 20,241.29-27,933.03-11,289.37

Finding the Fourth Proportional to 20,241.29, 27,933.03 and 11,289.37

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Solution

The fourth proportional to 20,241.29, 27,933.03 and 11,289.37 is: 15,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.29 : 27,933.03 = 11,289.37 : x
  2. Step 2: Convert to fraction form
    20,241.29/27,933.03 = 11,289.37/x
  3. Step 3: Cross multiply
    20,241.29x = 27,933.03 × 11,289.37
  4. Step 4: Simplify right side
    20,241.29x = 315,346,179.99
  5. Step 5: Solve for x
    x = 315,346,179.99/20,241.29
  6. Step 6: Final answer
    x = 15,579.35

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