Home / 16,789.44-23,170.62-11,114.28

Finding the Fourth Proportional to 16,789.44, 23,170.62 and 11,114.28

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Solution

The fourth proportional to 16,789.44, 23,170.62 and 11,114.28 is: 15,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.44 : 23,170.62 = 11,114.28 : x
  2. Step 2: Convert to fraction form
    16,789.44/23,170.62 = 11,114.28/x
  3. Step 3: Cross multiply
    16,789.44x = 23,170.62 × 11,114.28
  4. Step 4: Simplify right side
    16,789.44x = 257,524,758.45
  5. Step 5: Solve for x
    x = 257,524,758.45/16,789.44
  6. Step 6: Final answer
    x = 15,338.50

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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.