Home / 11,144.43-16,690.28-9,675.59

Finding the Fourth Proportional to 11,144.43, 16,690.28 and 9,675.59

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Solution

The fourth proportional to 11,144.43, 16,690.28 and 9,675.59 is: 14,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.43 : 16,690.28 = 9,675.59 : x
  2. Step 2: Convert to fraction form
    11,144.43/16,690.28 = 9,675.59/x
  3. Step 3: Cross multiply
    11,144.43x = 16,690.28 × 9,675.59
  4. Step 4: Simplify right side
    11,144.43x = 161,488,174.44
  5. Step 5: Solve for x
    x = 161,488,174.44/11,144.43
  6. Step 6: Final answer
    x = 14,490.48

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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.