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Finding the Fourth Proportional to 22,064.70, 33,097.04 and 8,917.07

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Solution

The fourth proportional to 22,064.70, 33,097.04 and 8,917.07 is: 13,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.70 : 33,097.04 = 8,917.07 : x
  2. Step 2: Convert to fraction form
    22,064.70/33,097.04 = 8,917.07/x
  3. Step 3: Cross multiply
    22,064.70x = 33,097.04 × 8,917.07
  4. Step 4: Simplify right side
    22,064.70x = 295,128,632.01
  5. Step 5: Solve for x
    x = 295,128,632.01/22,064.70
  6. Step 6: Final answer
    x = 13,375.60

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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.