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Finding the Fourth Proportional to 17,791.85, 26,684.74 and 5,944.54

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Solution

The fourth proportional to 17,791.85, 26,684.74 and 5,944.54 is: 8,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,791.85 : 26,684.74 = 5,944.54 : x
  2. Step 2: Convert to fraction form
    17,791.85/26,684.74 = 5,944.54/x
  3. Step 3: Cross multiply
    17,791.85x = 26,684.74 × 5,944.54
  4. Step 4: Simplify right side
    17,791.85x = 158,628,495.07
  5. Step 5: Solve for x
    x = 158,628,495.07/17,791.85
  6. Step 6: Final answer
    x = 8,915.79

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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.