Home / 17,105.70-25,661.26-7,245.04

Finding the Fourth Proportional to 17,105.70, 25,661.26 and 7,245.04

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Solution

The fourth proportional to 17,105.70, 25,661.26 and 7,245.04 is: 10,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,105.70 : 25,661.26 = 7,245.04 : x
  2. Step 2: Convert to fraction form
    17,105.70/25,661.26 = 7,245.04/x
  3. Step 3: Cross multiply
    17,105.70x = 25,661.26 × 7,245.04
  4. Step 4: Simplify right side
    17,105.70x = 185,916,855.15
  5. Step 5: Solve for x
    x = 185,916,855.15/17,105.70
  6. Step 6: Final answer
    x = 10,868.71

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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.