Home / 13,169.70-19,757.01-4,404.66

Finding the Fourth Proportional to 13,169.70, 19,757.01 and 4,404.66

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Solution

The fourth proportional to 13,169.70, 19,757.01 and 4,404.66 is: 6,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.70 : 19,757.01 = 4,404.66 : x
  2. Step 2: Convert to fraction form
    13,169.70/19,757.01 = 4,404.66/x
  3. Step 3: Cross multiply
    13,169.70x = 19,757.01 × 4,404.66
  4. Step 4: Simplify right side
    13,169.70x = 87,022,911.67
  5. Step 5: Solve for x
    x = 87,022,911.67/13,169.70
  6. Step 6: Final answer
    x = 6,607.81

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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.