Home / 27,916.65-41,791.82-18,027.09

Finding the Fourth Proportional to 27,916.65, 41,791.82 and 18,027.09

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Solution

The fourth proportional to 27,916.65, 41,791.82 and 18,027.09 is: 26,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.65 : 41,791.82 = 18,027.09 : x
  2. Step 2: Convert to fraction form
    27,916.65/41,791.82 = 18,027.09/x
  3. Step 3: Cross multiply
    27,916.65x = 41,791.82 × 18,027.09
  4. Step 4: Simplify right side
    27,916.65x = 753,384,810.27
  5. Step 5: Solve for x
    x = 753,384,810.27/27,916.65
  6. Step 6: Final answer
    x = 26,986.93

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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.