Home / 18,320.33-27,462.04-7,222.73

Finding the Fourth Proportional to 18,320.33, 27,462.04 and 7,222.73

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Solution

The fourth proportional to 18,320.33, 27,462.04 and 7,222.73 is: 10,826.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.33 : 27,462.04 = 7,222.73 : x
  2. Step 2: Convert to fraction form
    18,320.33/27,462.04 = 7,222.73/x
  3. Step 3: Cross multiply
    18,320.33x = 27,462.04 × 7,222.73
  4. Step 4: Simplify right side
    18,320.33x = 198,350,744.80
  5. Step 5: Solve for x
    x = 198,350,744.80/18,320.33
  6. Step 6: Final answer
    x = 10,826.81

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1.5x scale

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.