Home / 19,556.52-26,987.49-11,173.02

Finding the Fourth Proportional to 19,556.52, 26,987.49 and 11,173.02

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Solution

The fourth proportional to 19,556.52, 26,987.49 and 11,173.02 is: 15,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.52 : 26,987.49 = 11,173.02 : x
  2. Step 2: Convert to fraction form
    19,556.52/26,987.49 = 11,173.02/x
  3. Step 3: Cross multiply
    19,556.52x = 26,987.49 × 11,173.02
  4. Step 4: Simplify right side
    19,556.52x = 301,531,765.52
  5. Step 5: Solve for x
    x = 301,531,765.52/19,556.52
  6. Step 6: Final answer
    x = 15,418.48

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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.