Home / 18,604.68-27,896.50-6,121.33

Finding the Fourth Proportional to 18,604.68, 27,896.50 and 6,121.33

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Solution

The fourth proportional to 18,604.68, 27,896.50 and 6,121.33 is: 9,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.68 : 27,896.50 = 6,121.33 : x
  2. Step 2: Convert to fraction form
    18,604.68/27,896.50 = 6,121.33/x
  3. Step 3: Cross multiply
    18,604.68x = 27,896.50 × 6,121.33
  4. Step 4: Simplify right side
    18,604.68x = 170,763,682.35
  5. Step 5: Solve for x
    x = 170,763,682.35/18,604.68
  6. Step 6: Final answer
    x = 9,178.53

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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.