Home / 33,813.06-50,731.28-12,759.14

Finding the Fourth Proportional to 33,813.06, 50,731.28 and 12,759.14

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Solution

The fourth proportional to 33,813.06, 50,731.28 and 12,759.14 is: 19,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,813.06 : 50,731.28 = 12,759.14 : x
  2. Step 2: Convert to fraction form
    33,813.06/50,731.28 = 12,759.14/x
  3. Step 3: Cross multiply
    33,813.06x = 50,731.28 × 12,759.14
  4. Step 4: Simplify right side
    33,813.06x = 647,287,503.90
  5. Step 5: Solve for x
    x = 647,287,503.90/33,813.06
  6. Step 6: Final answer
    x = 19,143.12

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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.