Home / 17,961.50-26,941.62-5,481.02

Finding the Fourth Proportional to 17,961.50, 26,941.62 and 5,481.02

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Solution

The fourth proportional to 17,961.50, 26,941.62 and 5,481.02 is: 8,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.50 : 26,941.62 = 5,481.02 : x
  2. Step 2: Convert to fraction form
    17,961.50/26,941.62 = 5,481.02/x
  3. Step 3: Cross multiply
    17,961.50x = 26,941.62 × 5,481.02
  4. Step 4: Simplify right side
    17,961.50x = 147,667,558.05
  5. Step 5: Solve for x
    x = 147,667,558.05/17,961.50
  6. Step 6: Final answer
    x = 8,221.34

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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.