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Finding the Fourth Proportional to 16,600.60, 24,905.77 and 4,914.12

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Solution

The fourth proportional to 16,600.60, 24,905.77 and 4,914.12 is: 7,372.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.60 : 24,905.77 = 4,914.12 : x
  2. Step 2: Convert to fraction form
    16,600.60/24,905.77 = 4,914.12/x
  3. Step 3: Cross multiply
    16,600.60x = 24,905.77 × 4,914.12
  4. Step 4: Simplify right side
    16,600.60x = 122,389,942.47
  5. Step 5: Solve for x
    x = 122,389,942.47/16,600.60
  6. Step 6: Final answer
    x = 7,372.62

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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.