Home / 14,344.22-21,517.66-5,579.80

Finding the Fourth Proportional to 14,344.22, 21,517.66 and 5,579.80

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Solution

The fourth proportional to 14,344.22, 21,517.66 and 5,579.80 is: 8,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.22 : 21,517.66 = 5,579.80 : x
  2. Step 2: Convert to fraction form
    14,344.22/21,517.66 = 5,579.80/x
  3. Step 3: Cross multiply
    14,344.22x = 21,517.66 × 5,579.80
  4. Step 4: Simplify right side
    14,344.22x = 120,064,239.27
  5. Step 5: Solve for x
    x = 120,064,239.27/14,344.22
  6. Step 6: Final answer
    x = 8,370.22

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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.