Home / 14,264.49-21,396.66-3,876.24

Finding the Fourth Proportional to 14,264.49, 21,396.66 and 3,876.24

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Solution

The fourth proportional to 14,264.49, 21,396.66 and 3,876.24 is: 5,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.49 : 21,396.66 = 3,876.24 : x
  2. Step 2: Convert to fraction form
    14,264.49/21,396.66 = 3,876.24/x
  3. Step 3: Cross multiply
    14,264.49x = 21,396.66 × 3,876.24
  4. Step 4: Simplify right side
    14,264.49x = 82,938,589.36
  5. Step 5: Solve for x
    x = 82,938,589.36/14,264.49
  6. Step 6: Final answer
    x = 5,814.34

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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.