Home / 31,512.43-43,487.18-17,365.24

Finding the Fourth Proportional to 31,512.43, 43,487.18 and 17,365.24

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Solution

The fourth proportional to 31,512.43, 43,487.18 and 17,365.24 is: 23,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.43 : 43,487.18 = 17,365.24 : x
  2. Step 2: Convert to fraction form
    31,512.43/43,487.18 = 17,365.24/x
  3. Step 3: Cross multiply
    31,512.43x = 43,487.18 × 17,365.24
  4. Step 4: Simplify right side
    31,512.43x = 755,165,317.62
  5. Step 5: Solve for x
    x = 755,165,317.62/31,512.43
  6. Step 6: Final answer
    x = 23,964.05

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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.