Home / 18,799.24-25,942.94-11,245.89

Finding the Fourth Proportional to 18,799.24, 25,942.94 and 11,245.89

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Solution

The fourth proportional to 18,799.24, 25,942.94 and 11,245.89 is: 15,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.24 : 25,942.94 = 11,245.89 : x
  2. Step 2: Convert to fraction form
    18,799.24/25,942.94 = 11,245.89/x
  3. Step 3: Cross multiply
    18,799.24x = 25,942.94 × 11,245.89
  4. Step 4: Simplify right side
    18,799.24x = 291,751,347.92
  5. Step 5: Solve for x
    x = 291,751,347.92/18,799.24
  6. Step 6: Final answer
    x = 15,519.32

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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.