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Finding the Fourth Proportional to 22,611.50, 33,918.21 and 6,195.50

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Solution

The fourth proportional to 22,611.50, 33,918.21 and 6,195.50 is: 9,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.50 : 33,918.21 = 6,195.50 : x
  2. Step 2: Convert to fraction form
    22,611.50/33,918.21 = 6,195.50/x
  3. Step 3: Cross multiply
    22,611.50x = 33,918.21 × 6,195.50
  4. Step 4: Simplify right side
    22,611.50x = 210,140,270.06
  5. Step 5: Solve for x
    x = 210,140,270.06/22,611.50
  6. Step 6: Final answer
    x = 9,293.51

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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.