Home / 14,227.56-21,341.35-3,839.31

Finding the Fourth Proportional to 14,227.56, 21,341.35 and 3,839.31

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Solution

The fourth proportional to 14,227.56, 21,341.35 and 3,839.31 is: 5,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.56 : 21,341.35 = 3,839.31 : x
  2. Step 2: Convert to fraction form
    14,227.56/21,341.35 = 3,839.31/x
  3. Step 3: Cross multiply
    14,227.56x = 21,341.35 × 3,839.31
  4. Step 4: Simplify right side
    14,227.56x = 81,936,058.47
  5. Step 5: Solve for x
    x = 81,936,058.47/14,227.56
  6. Step 6: Final answer
    x = 5,758.97

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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.