Home / 30,370.26-41,912.82-16,941.54

Finding the Fourth Proportional to 30,370.26, 41,912.82 and 16,941.54

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Solution

The fourth proportional to 30,370.26, 41,912.82 and 16,941.54 is: 23,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.26 : 41,912.82 = 16,941.54 : x
  2. Step 2: Convert to fraction form
    30,370.26/41,912.82 = 16,941.54/x
  3. Step 3: Cross multiply
    30,370.26x = 41,912.82 × 16,941.54
  4. Step 4: Simplify right side
    30,370.26x = 710,067,716.54
  5. Step 5: Solve for x
    x = 710,067,716.54/30,370.26
  6. Step 6: Final answer
    x = 23,380.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.