Home / 30,183.69-41,653.35-16,754.97

Finding the Fourth Proportional to 30,183.69, 41,653.35 and 16,754.97

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Solution

The fourth proportional to 30,183.69, 41,653.35 and 16,754.97 is: 23,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.69 : 41,653.35 = 16,754.97 : x
  2. Step 2: Convert to fraction form
    30,183.69/41,653.35 = 16,754.97/x
  3. Step 3: Cross multiply
    30,183.69x = 41,653.35 × 16,754.97
  4. Step 4: Simplify right side
    30,183.69x = 697,900,629.65
  5. Step 5: Solve for x
    x = 697,900,629.65/30,183.69
  6. Step 6: Final answer
    x = 23,121.78

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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.