Home / 15,918.00-23,876.97-4,231.22

Finding the Fourth Proportional to 15,918.00, 23,876.97 and 4,231.22

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Solution

The fourth proportional to 15,918.00, 23,876.97 and 4,231.22 is: 6,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.00 : 23,876.97 = 4,231.22 : x
  2. Step 2: Convert to fraction form
    15,918.00/23,876.97 = 4,231.22/x
  3. Step 3: Cross multiply
    15,918.00x = 23,876.97 × 4,231.22
  4. Step 4: Simplify right side
    15,918.00x = 101,028,593.62
  5. Step 5: Solve for x
    x = 101,028,593.62/15,918.00
  6. Step 6: Final answer
    x = 6,346.82

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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.