Home / 14,264.52-21,396.84-3,876.36

Finding the Fourth Proportional to 14,264.52, 21,396.84 and 3,876.36

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Solution

The fourth proportional to 14,264.52, 21,396.84 and 3,876.36 is: 5,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.52 : 21,396.84 = 3,876.36 : x
  2. Step 2: Convert to fraction form
    14,264.52/21,396.84 = 3,876.36/x
  3. Step 3: Cross multiply
    14,264.52x = 21,396.84 × 3,876.36
  4. Step 4: Simplify right side
    14,264.52x = 82,941,854.70
  5. Step 5: Solve for x
    x = 82,941,854.70/14,264.52
  6. Step 6: Final answer
    x = 5,814.56

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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.