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Finding the Fourth Proportional to 23,958.66, 33,063 and 13,348.68

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Solution

The fourth proportional to 23,958.66, 33,063 and 13,348.68 is: 18,421.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,958.66 : 33,063 = 13,348.68 : x
  2. Step 2: Convert to fraction form
    23,958.66/33,063 = 13,348.68/x
  3. Step 3: Cross multiply
    23,958.66x = 33,063 × 13,348.68
  4. Step 4: Simplify right side
    23,958.66x = 441,347,406.84
  5. Step 5: Solve for x
    x = 441,347,406.84/23,958.66
  6. Step 6: Final answer
    x = 18,421.21

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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.