Home / 31,824.66-43,917.60-17,677.20

Finding the Fourth Proportional to 31,824.66, 43,917.60 and 17,677.20

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Solution

The fourth proportional to 31,824.66, 43,917.60 and 17,677.20 is: 24,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824.66 : 43,917.60 = 17,677.20 : x
  2. Step 2: Convert to fraction form
    31,824.66/43,917.60 = 17,677.20/x
  3. Step 3: Cross multiply
    31,824.66x = 43,917.60 × 17,677.20
  4. Step 4: Simplify right side
    31,824.66x = 776,340,198.72
  5. Step 5: Solve for x
    x = 776,340,198.72/31,824.66
  6. Step 6: Final answer
    x = 24,394.30

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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.