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Finding the Fourth Proportional to 31,376.34, 43,297.83 and 17,035.83

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Solution

The fourth proportional to 31,376.34, 43,297.83 and 17,035.83 is: 23,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,376.34 : 43,297.83 = 17,035.83 : x
  2. Step 2: Convert to fraction form
    31,376.34/43,297.83 = 17,035.83/x
  3. Step 3: Cross multiply
    31,376.34x = 43,297.83 × 17,035.83
  4. Step 4: Simplify right side
    31,376.34x = 737,614,471.25
  5. Step 5: Solve for x
    x = 737,614,471.25/31,376.34
  6. Step 6: Final answer
    x = 23,508.62

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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.