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Finding the Fourth Proportional to 22,064.63, 33,096.93 and 8,917.01

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Solution

The fourth proportional to 22,064.63, 33,096.93 and 8,917.01 is: 13,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.63 : 33,096.93 = 8,917.01 : x
  2. Step 2: Convert to fraction form
    22,064.63/33,096.93 = 8,917.01/x
  3. Step 3: Cross multiply
    22,064.63x = 33,096.93 × 8,917.01
  4. Step 4: Simplify right side
    22,064.63x = 295,125,655.78
  5. Step 5: Solve for x
    x = 295,125,655.78/22,064.63
  6. Step 6: Final answer
    x = 13,375.51

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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.