Home / 27,478.38-41,189.87-10,831.97

Finding the Fourth Proportional to 27,478.38, 41,189.87 and 10,831.97

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Solution

The fourth proportional to 27,478.38, 41,189.87 and 10,831.97 is: 16,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478.38 : 41,189.87 = 10,831.97 : x
  2. Step 2: Convert to fraction form
    27,478.38/41,189.87 = 10,831.97/x
  3. Step 3: Cross multiply
    27,478.38x = 41,189.87 × 10,831.97
  4. Step 4: Simplify right side
    27,478.38x = 446,167,176.03
  5. Step 5: Solve for x
    x = 446,167,176.03/27,478.38
  6. Step 6: Final answer
    x = 16,237.03

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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.