Home / 17,631.87-26,452.18-8,751.37

Finding the Fourth Proportional to 17,631.87, 26,452.18 and 8,751.37

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Solution

The fourth proportional to 17,631.87, 26,452.18 and 8,751.37 is: 13,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.87 : 26,452.18 = 8,751.37 : x
  2. Step 2: Convert to fraction form
    17,631.87/26,452.18 = 8,751.37/x
  3. Step 3: Cross multiply
    17,631.87x = 26,452.18 × 8,751.37
  4. Step 4: Simplify right side
    17,631.87x = 231,492,709.88
  5. Step 5: Solve for x
    x = 231,492,709.88/17,631.87
  6. Step 6: Final answer
    x = 13,129.22

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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.