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Finding the Fourth Proportional to 43,202.52, 64,745.46 and 22,440.60

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Solution

The fourth proportional to 43,202.52, 64,745.46 and 22,440.60 is: 33,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,202.52 : 64,745.46 = 22,440.60 : x
  2. Step 2: Convert to fraction form
    43,202.52/64,745.46 = 22,440.60/x
  3. Step 3: Cross multiply
    43,202.52x = 64,745.46 × 22,440.60
  4. Step 4: Simplify right side
    43,202.52x = 1,452,926,969.68
  5. Step 5: Solve for x
    x = 1,452,926,969.68/43,202.52
  6. Step 6: Final answer
    x = 33,630.61

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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.