Home / 27,168.89-37,491.03-15,229.95

Finding the Fourth Proportional to 27,168.89, 37,491.03 and 15,229.95

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Solution

The fourth proportional to 27,168.89, 37,491.03 and 15,229.95 is: 21,016.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.89 : 37,491.03 = 15,229.95 : x
  2. Step 2: Convert to fraction form
    27,168.89/37,491.03 = 15,229.95/x
  3. Step 3: Cross multiply
    27,168.89x = 37,491.03 × 15,229.95
  4. Step 4: Simplify right side
    27,168.89x = 570,986,512.35
  5. Step 5: Solve for x
    x = 570,986,512.35/27,168.89
  6. Step 6: Final answer
    x = 21,016.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.