Home / 18,795.88-28,197.04-6,481

Finding the Fourth Proportional to 18,795.88, 28,197.04 and 6,481

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Solution

The fourth proportional to 18,795.88, 28,197.04 and 6,481 is: 9,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.88 : 28,197.04 = 6,481 : x
  2. Step 2: Convert to fraction form
    18,795.88/28,197.04 = 6,481/x
  3. Step 3: Cross multiply
    18,795.88x = 28,197.04 × 6,481
  4. Step 4: Simplify right side
    18,795.88x = 182,745,016.24
  5. Step 5: Solve for x
    x = 182,745,016.24/18,795.88
  6. Step 6: Final answer
    x = 9,722.61

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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.