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Finding the Fourth Proportional to 43,871.60, 60,542.60 and 23,728.50

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Solution

The fourth proportional to 43,871.60, 60,542.60 and 23,728.50 is: 32,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,871.60 : 60,542.60 = 23,728.50 : x
  2. Step 2: Convert to fraction form
    43,871.60/60,542.60 = 23,728.50/x
  3. Step 3: Cross multiply
    43,871.60x = 60,542.60 × 23,728.50
  4. Step 4: Simplify right side
    43,871.60x = 1,436,584,965.46
  5. Step 5: Solve for x
    x = 1,436,584,965.46/43,871.60
  6. Step 6: Final answer
    x = 32,745.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.