Home / 14,469.67-21,693.97-9,778.02

Finding the Fourth Proportional to 14,469.67, 21,693.97 and 9,778.02

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Solution

The fourth proportional to 14,469.67, 21,693.97 and 9,778.02 is: 14,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.67 : 21,693.97 = 9,778.02 : x
  2. Step 2: Convert to fraction form
    14,469.67/21,693.97 = 9,778.02/x
  3. Step 3: Cross multiply
    14,469.67x = 21,693.97 × 9,778.02
  4. Step 4: Simplify right side
    14,469.67x = 212,124,072.54
  5. Step 5: Solve for x
    x = 212,124,072.54/14,469.67
  6. Step 6: Final answer
    x = 14,659.91

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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.