Home / 17,181.01-25,758.30-8,291.77

Finding the Fourth Proportional to 17,181.01, 25,758.30 and 8,291.77

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Solution

The fourth proportional to 17,181.01, 25,758.30 and 8,291.77 is: 12,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.01 : 25,758.30 = 8,291.77 : x
  2. Step 2: Convert to fraction form
    17,181.01/25,758.30 = 8,291.77/x
  3. Step 3: Cross multiply
    17,181.01x = 25,758.30 × 8,291.77
  4. Step 4: Simplify right side
    17,181.01x = 213,581,865.89
  5. Step 5: Solve for x
    x = 213,581,865.89/17,181.01
  6. Step 6: Final answer
    x = 12,431.27

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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.