Home / 17,240.40-23,785.83-11,198.19

Finding the Fourth Proportional to 17,240.40, 23,785.83 and 11,198.19

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Solution

The fourth proportional to 17,240.40, 23,785.83 and 11,198.19 is: 15,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.40 : 23,785.83 = 11,198.19 : x
  2. Step 2: Convert to fraction form
    17,240.40/23,785.83 = 11,198.19/x
  3. Step 3: Cross multiply
    17,240.40x = 23,785.83 × 11,198.19
  4. Step 4: Simplify right side
    17,240.40x = 266,358,243.65
  5. Step 5: Solve for x
    x = 266,358,243.65/17,240.40
  6. Step 6: Final answer
    x = 15,449.66

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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.