Home / 17,092.08-25,638.48-5,408.64

Finding the Fourth Proportional to 17,092.08, 25,638.48 and 5,408.64

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Solution

The fourth proportional to 17,092.08, 25,638.48 and 5,408.64 is: 8,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,092.08 : 25,638.48 = 5,408.64 : x
  2. Step 2: Convert to fraction form
    17,092.08/25,638.48 = 5,408.64/x
  3. Step 3: Cross multiply
    17,092.08x = 25,638.48 × 5,408.64
  4. Step 4: Simplify right side
    17,092.08x = 138,669,308.47
  5. Step 5: Solve for x
    x = 138,669,308.47/17,092.08
  6. Step 6: Final answer
    x = 8,113.07

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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.