Home / 19,514.21-29,247.86-11,199.97

Finding the Fourth Proportional to 19,514.21, 29,247.86 and 11,199.97

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Solution

The fourth proportional to 19,514.21, 29,247.86 and 11,199.97 is: 16,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.21 : 29,247.86 = 11,199.97 : x
  2. Step 2: Convert to fraction form
    19,514.21/29,247.86 = 11,199.97/x
  3. Step 3: Cross multiply
    19,514.21x = 29,247.86 × 11,199.97
  4. Step 4: Simplify right side
    19,514.21x = 327,575,154.56
  5. Step 5: Solve for x
    x = 327,575,154.56/19,514.21
  6. Step 6: Final answer
    x = 16,786.49

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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.