Home / 19,243.88-26,556.68-11,286.24

Finding the Fourth Proportional to 19,243.88, 26,556.68 and 11,286.24

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Solution

The fourth proportional to 19,243.88, 26,556.68 and 11,286.24 is: 15,575.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.88 : 26,556.68 = 11,286.24 : x
  2. Step 2: Convert to fraction form
    19,243.88/26,556.68 = 11,286.24/x
  3. Step 3: Cross multiply
    19,243.88x = 26,556.68 × 11,286.24
  4. Step 4: Simplify right side
    19,243.88x = 299,725,064.08
  5. Step 5: Solve for x
    x = 299,725,064.08/19,243.88
  6. Step 6: Final answer
    x = 15,575.08

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1.5x scale

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.