Home / 27,868.90-41,791.74-10,329.16

Finding the Fourth Proportional to 27,868.90, 41,791.74 and 10,329.16

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Solution

The fourth proportional to 27,868.90, 41,791.74 and 10,329.16 is: 15,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,868.90 : 41,791.74 = 10,329.16 : x
  2. Step 2: Convert to fraction form
    27,868.90/41,791.74 = 10,329.16/x
  3. Step 3: Cross multiply
    27,868.90x = 41,791.74 × 10,329.16
  4. Step 4: Simplify right side
    27,868.90x = 431,673,569.14
  5. Step 5: Solve for x
    x = 431,673,569.14/27,868.90
  6. Step 6: Final answer
    x = 15,489.44

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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.