Home / 17,251.35-25,876.99-5,406.03

Finding the Fourth Proportional to 17,251.35, 25,876.99 and 5,406.03

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Solution

The fourth proportional to 17,251.35, 25,876.99 and 5,406.03 is: 8,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,251.35 : 25,876.99 = 5,406.03 : x
  2. Step 2: Convert to fraction form
    17,251.35/25,876.99 = 5,406.03/x
  3. Step 3: Cross multiply
    17,251.35x = 25,876.99 × 5,406.03
  4. Step 4: Simplify right side
    17,251.35x = 139,891,703.02
  5. Step 5: Solve for x
    x = 139,891,703.02/17,251.35
  6. Step 6: Final answer
    x = 8,109.03

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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.