Home / 17,202.58-23,749.41-13,161.97

Finding the Fourth Proportional to 17,202.58, 23,749.41 and 13,161.97

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Solution

The fourth proportional to 17,202.58, 23,749.41 and 13,161.97 is: 18,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.58 : 23,749.41 = 13,161.97 : x
  2. Step 2: Convert to fraction form
    17,202.58/23,749.41 = 13,161.97/x
  3. Step 3: Cross multiply
    17,202.58x = 23,749.41 × 13,161.97
  4. Step 4: Simplify right side
    17,202.58x = 312,589,021.94
  5. Step 5: Solve for x
    x = 312,589,021.94/17,202.58
  6. Step 6: Final answer
    x = 18,171.05

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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.