Home / 13,764.06-20,645.94-4,403.97

Finding the Fourth Proportional to 13,764.06, 20,645.94 and 4,403.97

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Solution

The fourth proportional to 13,764.06, 20,645.94 and 4,403.97 is: 6,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.06 : 20,645.94 = 4,403.97 : x
  2. Step 2: Convert to fraction form
    13,764.06/20,645.94 = 4,403.97/x
  3. Step 3: Cross multiply
    13,764.06x = 20,645.94 × 4,403.97
  4. Step 4: Simplify right side
    13,764.06x = 90,924,100.38
  5. Step 5: Solve for x
    x = 90,924,100.38/13,764.06
  6. Step 6: Final answer
    x = 6,605.91

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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.