Home / 17,315.25-25,974.09-5,917.34

Finding the Fourth Proportional to 17,315.25, 25,974.09 and 5,917.34

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Solution

The fourth proportional to 17,315.25, 25,974.09 and 5,917.34 is: 8,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315.25 : 25,974.09 = 5,917.34 : x
  2. Step 2: Convert to fraction form
    17,315.25/25,974.09 = 5,917.34/x
  3. Step 3: Cross multiply
    17,315.25x = 25,974.09 × 5,917.34
  4. Step 4: Simplify right side
    17,315.25x = 153,697,391.85
  5. Step 5: Solve for x
    x = 153,697,391.85/17,315.25
  6. Step 6: Final answer
    x = 8,876.42

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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.