Home / 18,179.00-27,263.19-7,083.21

Finding the Fourth Proportional to 18,179.00, 27,263.19 and 7,083.21

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Solution

The fourth proportional to 18,179.00, 27,263.19 and 7,083.21 is: 10,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.00 : 27,263.19 = 7,083.21 : x
  2. Step 2: Convert to fraction form
    18,179.00/27,263.19 = 7,083.21/x
  3. Step 3: Cross multiply
    18,179.00x = 27,263.19 × 7,083.21
  4. Step 4: Simplify right side
    18,179.00x = 193,110,900.04
  5. Step 5: Solve for x
    x = 193,110,900.04/18,179.00
  6. Step 6: Final answer
    x = 10,622.75

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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.