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Finding the Fourth Proportional to 22,654.70, 33,974.35 and 8,611.34

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Solution

The fourth proportional to 22,654.70, 33,974.35 and 8,611.34 is: 12,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.70 : 33,974.35 = 8,611.34 : x
  2. Step 2: Convert to fraction form
    22,654.70/33,974.35 = 8,611.34/x
  3. Step 3: Cross multiply
    22,654.70x = 33,974.35 × 8,611.34
  4. Step 4: Simplify right side
    22,654.70x = 292,564,742.54
  5. Step 5: Solve for x
    x = 292,564,742.54/22,654.70
  6. Step 6: Final answer
    x = 12,914.09

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1.5x scale

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.