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Finding the Fourth Proportional to 17,832.87, 26,749.29 and 5,352.87

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Solution

The fourth proportional to 17,832.87, 26,749.29 and 5,352.87 is: 8,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,832.87 : 26,749.29 = 5,352.87 : x
  2. Step 2: Convert to fraction form
    17,832.87/26,749.29 = 5,352.87/x
  3. Step 3: Cross multiply
    17,832.87x = 26,749.29 × 5,352.87
  4. Step 4: Simplify right side
    17,832.87x = 143,185,471.96
  5. Step 5: Solve for x
    x = 143,185,471.96/17,832.87
  6. Step 6: Final answer
    x = 8,029.30

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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.