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Finding the Fourth Proportional to 17,951.91, 24,773.49 and 9,993.66

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Solution

The fourth proportional to 17,951.91, 24,773.49 and 9,993.66 is: 13,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.91 : 24,773.49 = 9,993.66 : x
  2. Step 2: Convert to fraction form
    17,951.91/24,773.49 = 9,993.66/x
  3. Step 3: Cross multiply
    17,951.91x = 24,773.49 × 9,993.66
  4. Step 4: Simplify right side
    17,951.91x = 247,577,836.07
  5. Step 5: Solve for x
    x = 247,577,836.07/17,951.91
  6. Step 6: Final answer
    x = 13,791.17

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1.5x scale

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.