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Finding the Fourth Proportional to 22,994.79, 34,474.69 and 11,894.41

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Solution

The fourth proportional to 22,994.79, 34,474.69 and 11,894.41 is: 17,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.79 : 34,474.69 = 11,894.41 : x
  2. Step 2: Convert to fraction form
    22,994.79/34,474.69 = 11,894.41/x
  3. Step 3: Cross multiply
    22,994.79x = 34,474.69 × 11,894.41
  4. Step 4: Simplify right side
    22,994.79x = 410,056,097.48
  5. Step 5: Solve for x
    x = 410,056,097.48/22,994.79
  6. Step 6: Final answer
    x = 17,832.57

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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.