Home / 22,659.75-33,984.09-8,621.37

Finding the Fourth Proportional to 22,659.75, 33,984.09 and 8,621.37

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Solution

The fourth proportional to 22,659.75, 33,984.09 and 8,621.37 is: 12,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,659.75 : 33,984.09 = 8,621.37 : x
  2. Step 2: Convert to fraction form
    22,659.75/33,984.09 = 8,621.37/x
  3. Step 3: Cross multiply
    22,659.75x = 33,984.09 × 8,621.37
  4. Step 4: Simplify right side
    22,659.75x = 292,989,414.00
  5. Step 5: Solve for x
    x = 292,989,414.00/22,659.75
  6. Step 6: Final answer
    x = 12,929.95

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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.