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Finding the Fourth Proportional to 17,551.96, 26,329.30 and 5,865.22

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Solution

The fourth proportional to 17,551.96, 26,329.30 and 5,865.22 is: 8,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.96 : 26,329.30 = 5,865.22 : x
  2. Step 2: Convert to fraction form
    17,551.96/26,329.30 = 5,865.22/x
  3. Step 3: Cross multiply
    17,551.96x = 26,329.30 × 5,865.22
  4. Step 4: Simplify right side
    17,551.96x = 154,427,136.95
  5. Step 5: Solve for x
    x = 154,427,136.95/17,551.96
  6. Step 6: Final answer
    x = 8,798.28

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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.