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Finding the Fourth Proportional to 16,615.26, 24,926.73 and 7,383.90

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Solution

The fourth proportional to 16,615.26, 24,926.73 and 7,383.90 is: 11,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.26 : 24,926.73 = 7,383.90 : x
  2. Step 2: Convert to fraction form
    16,615.26/24,926.73 = 7,383.90/x
  3. Step 3: Cross multiply
    16,615.26x = 24,926.73 × 7,383.90
  4. Step 4: Simplify right side
    16,615.26x = 184,056,481.65
  5. Step 5: Solve for x
    x = 184,056,481.65/16,615.26
  6. Step 6: Final answer
    x = 11,077.56

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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.