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Finding the Fourth Proportional to 22,704.84, 34,064.09 and 11,619.26

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Solution

The fourth proportional to 22,704.84, 34,064.09 and 11,619.26 is: 17,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.84 : 34,064.09 = 11,619.26 : x
  2. Step 2: Convert to fraction form
    22,704.84/34,064.09 = 11,619.26/x
  3. Step 3: Cross multiply
    22,704.84x = 34,064.09 × 11,619.26
  4. Step 4: Simplify right side
    22,704.84x = 395,799,289.96
  5. Step 5: Solve for x
    x = 395,799,289.96/22,704.84
  6. Step 6: Final answer
    x = 17,432.38

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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.