Home / 17,137.26-25,705.89-5,450.49

Finding the Fourth Proportional to 17,137.26, 25,705.89 and 5,450.49

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Solution

The fourth proportional to 17,137.26, 25,705.89 and 5,450.49 is: 8,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.26 : 25,705.89 = 5,450.49 : x
  2. Step 2: Convert to fraction form
    17,137.26/25,705.89 = 5,450.49/x
  3. Step 3: Cross multiply
    17,137.26x = 25,705.89 × 5,450.49
  4. Step 4: Simplify right side
    17,137.26x = 140,109,696.39
  5. Step 5: Solve for x
    x = 140,109,696.39/17,137.26
  6. Step 6: Final answer
    x = 8,175.74

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1.5x scale

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.