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Finding the Fourth Proportional to 17,322.60, 25,986.63 and 5,633.09

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Solution

The fourth proportional to 17,322.60, 25,986.63 and 5,633.09 is: 8,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.60 : 25,986.63 = 5,633.09 : x
  2. Step 2: Convert to fraction form
    17,322.60/25,986.63 = 5,633.09/x
  3. Step 3: Cross multiply
    17,322.60x = 25,986.63 × 5,633.09
  4. Step 4: Simplify right side
    17,322.60x = 146,384,895.65
  5. Step 5: Solve for x
    x = 146,384,895.65/17,322.60
  6. Step 6: Final answer
    x = 8,450.52

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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.