Home / 28,694.05-43,044.35-7,634.95

Finding the Fourth Proportional to 28,694.05, 43,044.35 and 7,634.95

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Solution

The fourth proportional to 28,694.05, 43,044.35 and 7,634.95 is: 11,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694.05 : 43,044.35 = 7,634.95 : x
  2. Step 2: Convert to fraction form
    28,694.05/43,044.35 = 7,634.95/x
  3. Step 3: Cross multiply
    28,694.05x = 43,044.35 × 7,634.95
  4. Step 4: Simplify right side
    28,694.05x = 328,641,460.03
  5. Step 5: Solve for x
    x = 328,641,460.03/28,694.05
  6. Step 6: Final answer
    x = 11,453.30

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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.