Home / 18,089.52-27,125.64-11,073.84

Finding the Fourth Proportional to 18,089.52, 27,125.64 and 11,073.84

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Solution

The fourth proportional to 18,089.52, 27,125.64 and 11,073.84 is: 16,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.52 : 27,125.64 = 11,073.84 : x
  2. Step 2: Convert to fraction form
    18,089.52/27,125.64 = 11,073.84/x
  3. Step 3: Cross multiply
    18,089.52x = 27,125.64 × 11,073.84
  4. Step 4: Simplify right side
    18,089.52x = 300,384,997.26
  5. Step 5: Solve for x
    x = 300,384,997.26/18,089.52
  6. Step 6: Final answer
    x = 16,605.47

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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.