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Finding the Fourth Proportional to 17,307.22, 25,957.99 and 4,828.09

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Solution

The fourth proportional to 17,307.22, 25,957.99 and 4,828.09 is: 7,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.22 : 25,957.99 = 4,828.09 : x
  2. Step 2: Convert to fraction form
    17,307.22/25,957.99 = 4,828.09/x
  3. Step 3: Cross multiply
    17,307.22x = 25,957.99 × 4,828.09
  4. Step 4: Simplify right side
    17,307.22x = 125,327,511.94
  5. Step 5: Solve for x
    x = 125,327,511.94/17,307.22
  6. Step 6: Final answer
    x = 7,241.34

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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.