Home / 14,227.26-21,340.35-3,839.28

Finding the Fourth Proportional to 14,227.26, 21,340.35 and 3,839.28

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Solution

The fourth proportional to 14,227.26, 21,340.35 and 3,839.28 is: 5,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.26 : 21,340.35 = 3,839.28 : x
  2. Step 2: Convert to fraction form
    14,227.26/21,340.35 = 3,839.28/x
  3. Step 3: Cross multiply
    14,227.26x = 21,340.35 × 3,839.28
  4. Step 4: Simplify right side
    14,227.26x = 81,931,578.95
  5. Step 5: Solve for x
    x = 81,931,578.95/14,227.26
  6. Step 6: Final answer
    x = 5,758.77

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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.