Home / 14,344.09-21,517.07-3,813.95

Finding the Fourth Proportional to 14,344.09, 21,517.07 and 3,813.95

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Solution

The fourth proportional to 14,344.09, 21,517.07 and 3,813.95 is: 5,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.09 : 21,517.07 = 3,813.95 : x
  2. Step 2: Convert to fraction form
    14,344.09/21,517.07 = 3,813.95/x
  3. Step 3: Cross multiply
    14,344.09x = 21,517.07 × 3,813.95
  4. Step 4: Simplify right side
    14,344.09x = 82,065,029.13
  5. Step 5: Solve for x
    x = 82,065,029.13/14,344.09
  6. Step 6: Final answer
    x = 5,721.17

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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.