Home / 18,914.45-26,093.16-12,202.23

Finding the Fourth Proportional to 18,914.45, 26,093.16 and 12,202.23

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Solution

The fourth proportional to 18,914.45, 26,093.16 and 12,202.23 is: 16,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914.45 : 26,093.16 = 12,202.23 : x
  2. Step 2: Convert to fraction form
    18,914.45/26,093.16 = 12,202.23/x
  3. Step 3: Cross multiply
    18,914.45x = 26,093.16 × 12,202.23
  4. Step 4: Simplify right side
    18,914.45x = 318,394,739.75
  5. Step 5: Solve for x
    x = 318,394,739.75/18,914.45
  6. Step 6: Final answer
    x = 16,833.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.