Home / 27,391.02-41,086.53-10,986.54

Finding the Fourth Proportional to 27,391.02, 41,086.53 and 10,986.54

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Solution

The fourth proportional to 27,391.02, 41,086.53 and 10,986.54 is: 16,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.02 : 41,086.53 = 10,986.54 : x
  2. Step 2: Convert to fraction form
    27,391.02/41,086.53 = 10,986.54/x
  3. Step 3: Cross multiply
    27,391.02x = 41,086.53 × 10,986.54
  4. Step 4: Simplify right side
    27,391.02x = 451,398,805.31
  5. Step 5: Solve for x
    x = 451,398,805.31/27,391.02
  6. Step 6: Final answer
    x = 16,479.81

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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.