Home / 34,382.40-51,578.94-14,661

Finding the Fourth Proportional to 34,382.40, 51,578.94 and 14,661

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Solution

The fourth proportional to 34,382.40, 51,578.94 and 14,661 is: 21,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,382.40 : 51,578.94 = 14,661 : x
  2. Step 2: Convert to fraction form
    34,382.40/51,578.94 = 14,661/x
  3. Step 3: Cross multiply
    34,382.40x = 51,578.94 × 14,661
  4. Step 4: Simplify right side
    34,382.40x = 756,198,839.34
  5. Step 5: Solve for x
    x = 756,198,839.34/34,382.40
  6. Step 6: Final answer
    x = 21,993.78

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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.