Home / 11,639.52-17,473.38-7,694.08

Finding the Fourth Proportional to 11,639.52, 17,473.38 and 7,694.08

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Solution

The fourth proportional to 11,639.52, 17,473.38 and 7,694.08 is: 11,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.52 : 17,473.38 = 7,694.08 : x
  2. Step 2: Convert to fraction form
    11,639.52/17,473.38 = 7,694.08/x
  3. Step 3: Cross multiply
    11,639.52x = 17,473.38 × 7,694.08
  4. Step 4: Simplify right side
    11,639.52x = 134,441,583.59
  5. Step 5: Solve for x
    x = 134,441,583.59/11,639.52
  6. Step 6: Final answer
    x = 11,550.44

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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.