Home / 22,161.67-33,223.79-9,672.52

Finding the Fourth Proportional to 22,161.67, 33,223.79 and 9,672.52

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Solution

The fourth proportional to 22,161.67, 33,223.79 and 9,672.52 is: 14,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.67 : 33,223.79 = 9,672.52 : x
  2. Step 2: Convert to fraction form
    22,161.67/33,223.79 = 9,672.52/x
  3. Step 3: Cross multiply
    22,161.67x = 33,223.79 × 9,672.52
  4. Step 4: Simplify right side
    22,161.67x = 321,357,582.95
  5. Step 5: Solve for x
    x = 321,357,582.95/22,161.67
  6. Step 6: Final answer
    x = 14,500.61

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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.