Home / 19,837.48-27,375.62-11,224.04

Finding the Fourth Proportional to 19,837.48, 27,375.62 and 11,224.04

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Solution

The fourth proportional to 19,837.48, 27,375.62 and 11,224.04 is: 15,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.48 : 27,375.62 = 11,224.04 : x
  2. Step 2: Convert to fraction form
    19,837.48/27,375.62 = 11,224.04/x
  3. Step 3: Cross multiply
    19,837.48x = 27,375.62 × 11,224.04
  4. Step 4: Simplify right side
    19,837.48x = 307,265,053.90
  5. Step 5: Solve for x
    x = 307,265,053.90/19,837.48
  6. Step 6: Final answer
    x = 15,489.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.