Home / 13,169.65-19,755.48-4,404.58

Finding the Fourth Proportional to 13,169.65, 19,755.48 and 4,404.58

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Solution

The fourth proportional to 13,169.65, 19,755.48 and 4,404.58 is: 6,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.65 : 19,755.48 = 4,404.58 : x
  2. Step 2: Convert to fraction form
    13,169.65/19,755.48 = 4,404.58/x
  3. Step 3: Cross multiply
    13,169.65x = 19,755.48 × 4,404.58
  4. Step 4: Simplify right side
    13,169.65x = 87,014,592.10
  5. Step 5: Solve for x
    x = 87,014,592.10/13,169.65
  6. Step 6: Final answer
    x = 6,607.21

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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.