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Finding the Fourth Proportional to 56,551.26, 84,815.96 and 17,099.13

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Solution

The fourth proportional to 56,551.26, 84,815.96 and 17,099.13 is: 25,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,551.26 : 84,815.96 = 17,099.13 : x
  2. Step 2: Convert to fraction form
    56,551.26/84,815.96 = 17,099.13/x
  3. Step 3: Cross multiply
    56,551.26x = 84,815.96 × 17,099.13
  4. Step 4: Simplify right side
    56,551.26x = 1,450,279,040.62
  5. Step 5: Solve for x
    x = 1,450,279,040.62/56,551.26
  6. Step 6: Final answer
    x = 25,645.39

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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.