Home / 14,469.36-21,704.58-4,081.38

Finding the Fourth Proportional to 14,469.36, 21,704.58 and 4,081.38

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Solution

The fourth proportional to 14,469.36, 21,704.58 and 4,081.38 is: 6,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.36 : 21,704.58 = 4,081.38 : x
  2. Step 2: Convert to fraction form
    14,469.36/21,704.58 = 4,081.38/x
  3. Step 3: Cross multiply
    14,469.36x = 21,704.58 × 4,081.38
  4. Step 4: Simplify right side
    14,469.36x = 88,584,638.72
  5. Step 5: Solve for x
    x = 88,584,638.72/14,469.36
  6. Step 6: Final answer
    x = 6,122.22

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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.