Home / 17,086.41-23,564.52-11,115.90

Finding the Fourth Proportional to 17,086.41, 23,564.52 and 11,115.90

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Solution

The fourth proportional to 17,086.41, 23,564.52 and 11,115.90 is: 15,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086.41 : 23,564.52 = 11,115.90 : x
  2. Step 2: Convert to fraction form
    17,086.41/23,564.52 = 11,115.90/x
  3. Step 3: Cross multiply
    17,086.41x = 23,564.52 × 11,115.90
  4. Step 4: Simplify right side
    17,086.41x = 261,940,847.87
  5. Step 5: Solve for x
    x = 261,940,847.87/17,086.41
  6. Step 6: Final answer
    x = 15,330.36

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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.