Home / 27,072.28-40,615.34-10,427.85

Finding the Fourth Proportional to 27,072.28, 40,615.34 and 10,427.85

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Solution

The fourth proportional to 27,072.28, 40,615.34 and 10,427.85 is: 15,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.28 : 40,615.34 = 10,427.85 : x
  2. Step 2: Convert to fraction form
    27,072.28/40,615.34 = 10,427.85/x
  3. Step 3: Cross multiply
    27,072.28x = 40,615.34 × 10,427.85
  4. Step 4: Simplify right side
    27,072.28x = 423,530,470.14
  5. Step 5: Solve for x
    x = 423,530,470.14/27,072.28
  6. Step 6: Final answer
    x = 15,644.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.