Home / 17,198.46-23,730.30-11,238.89

Finding the Fourth Proportional to 17,198.46, 23,730.30 and 11,238.89

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Solution

The fourth proportional to 17,198.46, 23,730.30 and 11,238.89 is: 15,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,198.46 : 23,730.30 = 11,238.89 : x
  2. Step 2: Convert to fraction form
    17,198.46/23,730.30 = 11,238.89/x
  3. Step 3: Cross multiply
    17,198.46x = 23,730.30 × 11,238.89
  4. Step 4: Simplify right side
    17,198.46x = 266,702,112.72
  5. Step 5: Solve for x
    x = 266,702,112.72/17,198.46
  6. Step 6: Final answer
    x = 15,507.33

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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.