Home / 17,789.92-26,629.52-11,202.26

Finding the Fourth Proportional to 17,789.92, 26,629.52 and 11,202.26

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Solution

The fourth proportional to 17,789.92, 26,629.52 and 11,202.26 is: 16,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.92 : 26,629.52 = 11,202.26 : x
  2. Step 2: Convert to fraction form
    17,789.92/26,629.52 = 11,202.26/x
  3. Step 3: Cross multiply
    17,789.92x = 26,629.52 × 11,202.26
  4. Step 4: Simplify right side
    17,789.92x = 298,310,817.28
  5. Step 5: Solve for x
    x = 298,310,817.28/17,789.92
  6. Step 6: Final answer
    x = 16,768.53

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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.