Home / 17,961.07-26,941.60-5,481.16

Finding the Fourth Proportional to 17,961.07, 26,941.60 and 5,481.16

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Solution

The fourth proportional to 17,961.07, 26,941.60 and 5,481.16 is: 8,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.07 : 26,941.60 = 5,481.16 : x
  2. Step 2: Convert to fraction form
    17,961.07/26,941.60 = 5,481.16/x
  3. Step 3: Cross multiply
    17,961.07x = 26,941.60 × 5,481.16
  4. Step 4: Simplify right side
    17,961.07x = 147,671,114.16
  5. Step 5: Solve for x
    x = 147,671,114.16/17,961.07
  6. Step 6: Final answer
    x = 8,221.73

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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.