Home / 33,431.22-46,135.45-18,323.56

Finding the Fourth Proportional to 33,431.22, 46,135.45 and 18,323.56

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Solution

The fourth proportional to 33,431.22, 46,135.45 and 18,323.56 is: 25,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.22 : 46,135.45 = 18,323.56 : x
  2. Step 2: Convert to fraction form
    33,431.22/46,135.45 = 18,323.56/x
  3. Step 3: Cross multiply
    33,431.22x = 46,135.45 × 18,323.56
  4. Step 4: Simplify right side
    33,431.22x = 845,365,363.91
  5. Step 5: Solve for x
    x = 845,365,363.91/33,431.22
  6. Step 6: Final answer
    x = 25,286.70

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