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Finding the Fourth Proportional to 31,951.80, 44,092.62 and 17,803.80

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Solution

The fourth proportional to 31,951.80, 44,092.62 and 17,803.80 is: 24,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,951.80 : 44,092.62 = 17,803.80 : x
  2. Step 2: Convert to fraction form
    31,951.80/44,092.62 = 17,803.80/x
  3. Step 3: Cross multiply
    31,951.80x = 44,092.62 × 17,803.80
  4. Step 4: Simplify right side
    31,951.80x = 785,016,187.96
  5. Step 5: Solve for x
    x = 785,016,187.96/31,951.80
  6. Step 6: Final answer
    x = 24,568.76

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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.