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Finding the Fourth Proportional to 22,409.88, 33,611.56 and 6,614.14

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Solution

The fourth proportional to 22,409.88, 33,611.56 and 6,614.14 is: 9,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409.88 : 33,611.56 = 6,614.14 : x
  2. Step 2: Convert to fraction form
    22,409.88/33,611.56 = 6,614.14/x
  3. Step 3: Cross multiply
    22,409.88x = 33,611.56 × 6,614.14
  4. Step 4: Simplify right side
    22,409.88x = 222,311,563.46
  5. Step 5: Solve for x
    x = 222,311,563.46/22,409.88
  6. Step 6: Final answer
    x = 9,920.25

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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.