Home / 11,949.31-17,923.56-4,553.50

Finding the Fourth Proportional to 11,949.31, 17,923.56 and 4,553.50

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Solution

The fourth proportional to 11,949.31, 17,923.56 and 4,553.50 is: 6,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.31 : 17,923.56 = 4,553.50 : x
  2. Step 2: Convert to fraction form
    11,949.31/17,923.56 = 4,553.50/x
  3. Step 3: Cross multiply
    11,949.31x = 17,923.56 × 4,553.50
  4. Step 4: Simplify right side
    11,949.31x = 81,614,930.46
  5. Step 5: Solve for x
    x = 81,614,930.46/11,949.31
  6. Step 6: Final answer
    x = 6,830.10

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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.