Home / 17,443.73-26,163.77-9,120.38

Finding the Fourth Proportional to 17,443.73, 26,163.77 and 9,120.38

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Solution

The fourth proportional to 17,443.73, 26,163.77 and 9,120.38 is: 13,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,443.73 : 26,163.77 = 9,120.38 : x
  2. Step 2: Convert to fraction form
    17,443.73/26,163.77 = 9,120.38/x
  3. Step 3: Cross multiply
    17,443.73x = 26,163.77 × 9,120.38
  4. Step 4: Simplify right side
    17,443.73x = 238,623,348.21
  5. Step 5: Solve for x
    x = 238,623,348.21/17,443.73
  6. Step 6: Final answer
    x = 13,679.61

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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.