Home / 18,218.21-27,327.66-5,738.65

Finding the Fourth Proportional to 18,218.21, 27,327.66 and 5,738.65

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Solution

The fourth proportional to 18,218.21, 27,327.66 and 5,738.65 is: 8,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.21 : 27,327.66 = 5,738.65 : x
  2. Step 2: Convert to fraction form
    18,218.21/27,327.66 = 5,738.65/x
  3. Step 3: Cross multiply
    18,218.21x = 27,327.66 × 5,738.65
  4. Step 4: Simplify right side
    18,218.21x = 156,823,876.06
  5. Step 5: Solve for x
    x = 156,823,876.06/18,218.21
  6. Step 6: Final answer
    x = 8,608.08

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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.