Home / 18,271.76-27,391.19-6,576.75

Finding the Fourth Proportional to 18,271.76, 27,391.19 and 6,576.75

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Solution

The fourth proportional to 18,271.76, 27,391.19 and 6,576.75 is: 9,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.76 : 27,391.19 = 6,576.75 : x
  2. Step 2: Convert to fraction form
    18,271.76/27,391.19 = 6,576.75/x
  3. Step 3: Cross multiply
    18,271.76x = 27,391.19 × 6,576.75
  4. Step 4: Simplify right side
    18,271.76x = 180,144,975.95
  5. Step 5: Solve for x
    x = 180,144,975.95/18,271.76
  6. Step 6: Final answer
    x = 9,859.20

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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.