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Finding the Fourth Proportional to 29,696.69, 44,531.10 and 17,220.26

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Solution

The fourth proportional to 29,696.69, 44,531.10 and 17,220.26 is: 25,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,696.69 : 44,531.10 = 17,220.26 : x
  2. Step 2: Convert to fraction form
    29,696.69/44,531.10 = 17,220.26/x
  3. Step 3: Cross multiply
    29,696.69x = 44,531.10 × 17,220.26
  4. Step 4: Simplify right side
    29,696.69x = 766,836,897.43
  5. Step 5: Solve for x
    x = 766,836,897.43/29,696.69
  6. Step 6: Final answer
    x = 25,822.31

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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.