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Finding the Fourth Proportional to 18,497.00, 27,778.73 and 17,013.53

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Solution

The fourth proportional to 18,497.00, 27,778.73 and 17,013.53 is: 25,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.00 : 27,778.73 = 17,013.53 : x
  2. Step 2: Convert to fraction form
    18,497.00/27,778.73 = 17,013.53/x
  3. Step 3: Cross multiply
    18,497.00x = 27,778.73 × 17,013.53
  4. Step 4: Simplify right side
    18,497.00x = 472,614,032.26
  5. Step 5: Solve for x
    x = 472,614,032.26/18,497.00
  6. Step 6: Final answer
    x = 25,550.85

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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.