Home / 19,274.34-28,891.82-10,936.75

Finding the Fourth Proportional to 19,274.34, 28,891.82 and 10,936.75

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Solution

The fourth proportional to 19,274.34, 28,891.82 and 10,936.75 is: 16,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.34 : 28,891.82 = 10,936.75 : x
  2. Step 2: Convert to fraction form
    19,274.34/28,891.82 = 10,936.75/x
  3. Step 3: Cross multiply
    19,274.34x = 28,891.82 × 10,936.75
  4. Step 4: Simplify right side
    19,274.34x = 315,982,413.24
  5. Step 5: Solve for x
    x = 315,982,413.24/19,274.34
  6. Step 6: Final answer
    x = 16,393.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.