Home / 19,791.44-29,695.82-17,161.57

Finding the Fourth Proportional to 19,791.44, 29,695.82 and 17,161.57

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Solution

The fourth proportional to 19,791.44, 29,695.82 and 17,161.57 is: 25,749.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,791.44 : 29,695.82 = 17,161.57 : x
  2. Step 2: Convert to fraction form
    19,791.44/29,695.82 = 17,161.57/x
  3. Step 3: Cross multiply
    19,791.44x = 29,695.82 × 17,161.57
  4. Step 4: Simplify right side
    19,791.44x = 509,626,844.95
  5. Step 5: Solve for x
    x = 509,626,844.95/19,791.44
  6. Step 6: Final answer
    x = 25,749.86

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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.