Home / 19,959.18-29,940.09-8,273.34

Finding the Fourth Proportional to 19,959.18, 29,940.09 and 8,273.34

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Solution

The fourth proportional to 19,959.18, 29,940.09 and 8,273.34 is: 12,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959.18 : 29,940.09 = 8,273.34 : x
  2. Step 2: Convert to fraction form
    19,959.18/29,940.09 = 8,273.34/x
  3. Step 3: Cross multiply
    19,959.18x = 29,940.09 × 8,273.34
  4. Step 4: Simplify right side
    19,959.18x = 247,704,544.20
  5. Step 5: Solve for x
    x = 247,704,544.20/19,959.18
  6. Step 6: Final answer
    x = 12,410.56

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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.