Home / 18,086.22-27,133.64-7,550.38

Finding the Fourth Proportional to 18,086.22, 27,133.64 and 7,550.38

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Solution

The fourth proportional to 18,086.22, 27,133.64 and 7,550.38 is: 11,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.22 : 27,133.64 = 7,550.38 : x
  2. Step 2: Convert to fraction form
    18,086.22/27,133.64 = 7,550.38/x
  3. Step 3: Cross multiply
    18,086.22x = 27,133.64 × 7,550.38
  4. Step 4: Simplify right side
    18,086.22x = 204,869,292.78
  5. Step 5: Solve for x
    x = 204,869,292.78/18,086.22
  6. Step 6: Final answer
    x = 11,327.37

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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.