Home / 17,183.75-25,731.88-15,740.33

Finding the Fourth Proportional to 17,183.75, 25,731.88 and 15,740.33

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Solution

The fourth proportional to 17,183.75, 25,731.88 and 15,740.33 is: 23,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.75 : 25,731.88 = 15,740.33 : x
  2. Step 2: Convert to fraction form
    17,183.75/25,731.88 = 15,740.33/x
  3. Step 3: Cross multiply
    17,183.75x = 25,731.88 × 15,740.33
  4. Step 4: Simplify right side
    17,183.75x = 405,028,114.71
  5. Step 5: Solve for x
    x = 405,028,114.71/17,183.75
  6. Step 6: Final answer
    x = 23,570.42

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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.