Home / 19,958.44-27,544.30-11,007.70

Finding the Fourth Proportional to 19,958.44, 27,544.30 and 11,007.70

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Solution

The fourth proportional to 19,958.44, 27,544.30 and 11,007.70 is: 15,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.44 : 27,544.30 = 11,007.70 : x
  2. Step 2: Convert to fraction form
    19,958.44/27,544.30 = 11,007.70/x
  3. Step 3: Cross multiply
    19,958.44x = 27,544.30 × 11,007.70
  4. Step 4: Simplify right side
    19,958.44x = 303,199,391.11
  5. Step 5: Solve for x
    x = 303,199,391.11/19,958.44
  6. Step 6: Final answer
    x = 15,191.54

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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.