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Finding the Fourth Proportional to 22,991.94, 34,447.41 and 16,383.96

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Solution

The fourth proportional to 22,991.94, 34,447.41 and 16,383.96 is: 24,547.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.94 : 34,447.41 = 16,383.96 : x
  2. Step 2: Convert to fraction form
    22,991.94/34,447.41 = 16,383.96/x
  3. Step 3: Cross multiply
    22,991.94x = 34,447.41 × 16,383.96
  4. Step 4: Simplify right side
    22,991.94x = 564,384,987.54
  5. Step 5: Solve for x
    x = 564,384,987.54/22,991.94
  6. Step 6: Final answer
    x = 24,547.08

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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.