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Finding the Fourth Proportional to 17,044.60, 25,502.10 and 11,212.60

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Solution

The fourth proportional to 17,044.60, 25,502.10 and 11,212.60 is: 16,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,044.60 : 25,502.10 = 11,212.60 : x
  2. Step 2: Convert to fraction form
    17,044.60/25,502.10 = 11,212.60/x
  3. Step 3: Cross multiply
    17,044.60x = 25,502.10 × 11,212.60
  4. Step 4: Simplify right side
    17,044.60x = 285,944,846.46
  5. Step 5: Solve for x
    x = 285,944,846.46/17,044.60
  6. Step 6: Final answer
    x = 16,776.27

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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.