Home / 14,058-21,087.21-3,669.75

Finding the Fourth Proportional to 14,058, 21,087.21 and 3,669.75

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Solution

The fourth proportional to 14,058, 21,087.21 and 3,669.75 is: 5,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058 : 21,087.21 = 3,669.75 : x
  2. Step 2: Convert to fraction form
    14,058/21,087.21 = 3,669.75/x
  3. Step 3: Cross multiply
    14,058x = 21,087.21 × 3,669.75
  4. Step 4: Simplify right side
    14,058x = 77,384,788.90
  5. Step 5: Solve for x
    x = 77,384,788.90/14,058
  6. Step 6: Final answer
    x = 5,504.68

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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.