Home / 20,193.17-27,866.27-11,240.66

Finding the Fourth Proportional to 20,193.17, 27,866.27 and 11,240.66

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Solution

The fourth proportional to 20,193.17, 27,866.27 and 11,240.66 is: 15,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193.17 : 27,866.27 = 11,240.66 : x
  2. Step 2: Convert to fraction form
    20,193.17/27,866.27 = 11,240.66/x
  3. Step 3: Cross multiply
    20,193.17x = 27,866.27 × 11,240.66
  4. Step 4: Simplify right side
    20,193.17x = 313,235,127.21
  5. Step 5: Solve for x
    x = 313,235,127.21/20,193.17
  6. Step 6: Final answer
    x = 15,511.94

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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.