Home / 17,170.73-23,698.46-11,788.76

Finding the Fourth Proportional to 17,170.73, 23,698.46 and 11,788.76

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Solution

The fourth proportional to 17,170.73, 23,698.46 and 11,788.76 is: 16,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.73 : 23,698.46 = 11,788.76 : x
  2. Step 2: Convert to fraction form
    17,170.73/23,698.46 = 11,788.76/x
  3. Step 3: Cross multiply
    17,170.73x = 23,698.46 × 11,788.76
  4. Step 4: Simplify right side
    17,170.73x = 279,375,546.03
  5. Step 5: Solve for x
    x = 279,375,546.03/17,170.73
  6. Step 6: Final answer
    x = 16,270.45

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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.