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Finding the Fourth Proportional to 33,735.40, 50,627.40 and 18,928.60

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Solution

The fourth proportional to 33,735.40, 50,627.40 and 18,928.60 is: 28,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,735.40 : 50,627.40 = 18,928.60 : x
  2. Step 2: Convert to fraction form
    33,735.40/50,627.40 = 18,928.60/x
  3. Step 3: Cross multiply
    33,735.40x = 50,627.40 × 18,928.60
  4. Step 4: Simplify right side
    33,735.40x = 958,305,803.64
  5. Step 5: Solve for x
    x = 958,305,803.64/33,735.40
  6. Step 6: Final answer
    x = 28,406.53

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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.