Home / 18,218.24-27,265.64-11,202.70

Finding the Fourth Proportional to 18,218.24, 27,265.64 and 11,202.70

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Solution

The fourth proportional to 18,218.24, 27,265.64 and 11,202.70 is: 16,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.24 : 27,265.64 = 11,202.70 : x
  2. Step 2: Convert to fraction form
    18,218.24/27,265.64 = 11,202.70/x
  3. Step 3: Cross multiply
    18,218.24x = 27,265.64 × 11,202.70
  4. Step 4: Simplify right side
    18,218.24x = 305,448,768.19
  5. Step 5: Solve for x
    x = 305,448,768.19/18,218.24
  6. Step 6: Final answer
    x = 16,766.09

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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.