Home / 17,906.06-26,859.09-7,517.81

Finding the Fourth Proportional to 17,906.06, 26,859.09 and 7,517.81

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Solution

The fourth proportional to 17,906.06, 26,859.09 and 7,517.81 is: 11,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.06 : 26,859.09 = 7,517.81 : x
  2. Step 2: Convert to fraction form
    17,906.06/26,859.09 = 7,517.81/x
  3. Step 3: Cross multiply
    17,906.06x = 26,859.09 × 7,517.81
  4. Step 4: Simplify right side
    17,906.06x = 201,921,630.73
  5. Step 5: Solve for x
    x = 201,921,630.73/17,906.06
  6. Step 6: Final answer
    x = 11,276.72

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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.