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Finding the Fourth Proportional to 16,693.75, 25,044.90 and 11,773

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Solution

The fourth proportional to 16,693.75, 25,044.90 and 11,773 is: 17,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.75 : 25,044.90 = 11,773 : x
  2. Step 2: Convert to fraction form
    16,693.75/25,044.90 = 11,773/x
  3. Step 3: Cross multiply
    16,693.75x = 25,044.90 × 11,773
  4. Step 4: Simplify right side
    16,693.75x = 294,853,607.70
  5. Step 5: Solve for x
    x = 294,853,607.70/16,693.75
  6. Step 6: Final answer
    x = 17,662.51

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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.