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Finding the Fourth Proportional to 16,481.21, 24,735.14 and 9,369.81

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Solution

The fourth proportional to 16,481.21, 24,735.14 and 9,369.81 is: 14,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.21 : 24,735.14 = 9,369.81 : x
  2. Step 2: Convert to fraction form
    16,481.21/24,735.14 = 9,369.81/x
  3. Step 3: Cross multiply
    16,481.21x = 24,735.14 × 9,369.81
  4. Step 4: Simplify right side
    16,481.21x = 231,763,550.41
  5. Step 5: Solve for x
    x = 231,763,550.41/16,481.21
  6. Step 6: Final answer
    x = 14,062.29

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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.