Home / 18,092.08-27,144.80-7,563.28

Finding the Fourth Proportional to 18,092.08, 27,144.80 and 7,563.28

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Solution

The fourth proportional to 18,092.08, 27,144.80 and 7,563.28 is: 11,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.08 : 27,144.80 = 7,563.28 : x
  2. Step 2: Convert to fraction form
    18,092.08/27,144.80 = 7,563.28/x
  3. Step 3: Cross multiply
    18,092.08x = 27,144.80 × 7,563.28
  4. Step 4: Simplify right side
    18,092.08x = 205,303,722.94
  5. Step 5: Solve for x
    x = 205,303,722.94/18,092.08
  6. Step 6: Final answer
    x = 11,347.71

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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.