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Finding the Fourth Proportional to 22,379.58, 33,573.36 and 9,224.76

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Solution

The fourth proportional to 22,379.58, 33,573.36 and 9,224.76 is: 13,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.58 : 33,573.36 = 9,224.76 : x
  2. Step 2: Convert to fraction form
    22,379.58/33,573.36 = 9,224.76/x
  3. Step 3: Cross multiply
    22,379.58x = 33,573.36 × 9,224.76
  4. Step 4: Simplify right side
    22,379.58x = 309,706,188.39
  5. Step 5: Solve for x
    x = 309,706,188.39/22,379.58
  6. Step 6: Final answer
    x = 13,838.78

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1.5x scale

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.