Home / 18,514.96-27,707.84-15,144.24

Finding the Fourth Proportional to 18,514.96, 27,707.84 and 15,144.24

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Solution

The fourth proportional to 18,514.96, 27,707.84 and 15,144.24 is: 22,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.96 : 27,707.84 = 15,144.24 : x
  2. Step 2: Convert to fraction form
    18,514.96/27,707.84 = 15,144.24/x
  3. Step 3: Cross multiply
    18,514.96x = 27,707.84 × 15,144.24
  4. Step 4: Simplify right side
    18,514.96x = 419,614,263.82
  5. Step 5: Solve for x
    x = 419,614,263.82/18,514.96
  6. Step 6: Final answer
    x = 22,663.53

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1.5x scale

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.