Home / 11,935.08-17,921.61-9,850.50

Finding the Fourth Proportional to 11,935.08, 17,921.61 and 9,850.50

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Solution

The fourth proportional to 11,935.08, 17,921.61 and 9,850.50 is: 14,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.08 : 17,921.61 = 9,850.50 : x
  2. Step 2: Convert to fraction form
    11,935.08/17,921.61 = 9,850.50/x
  3. Step 3: Cross multiply
    11,935.08x = 17,921.61 × 9,850.50
  4. Step 4: Simplify right side
    11,935.08x = 176,536,819.31
  5. Step 5: Solve for x
    x = 176,536,819.31/11,935.08
  6. Step 6: Final answer
    x = 14,791.42

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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.