Home / 14,044.96-19,379.82-8,076.88

Finding the Fourth Proportional to 14,044.96, 19,379.82 and 8,076.88

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Solution

The fourth proportional to 14,044.96, 19,379.82 and 8,076.88 is: 11,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.96 : 19,379.82 = 8,076.88 : x
  2. Step 2: Convert to fraction form
    14,044.96/19,379.82 = 8,076.88/x
  3. Step 3: Cross multiply
    14,044.96x = 19,379.82 × 8,076.88
  4. Step 4: Simplify right side
    14,044.96x = 156,528,480.56
  5. Step 5: Solve for x
    x = 156,528,480.56/14,044.96
  6. Step 6: Final answer
    x = 11,144.81

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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.