Home / 11,421.06-17,134.23-3,523.38

Finding the Fourth Proportional to 11,421.06, 17,134.23 and 3,523.38

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Solution

The fourth proportional to 11,421.06, 17,134.23 and 3,523.38 is: 5,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421.06 : 17,134.23 = 3,523.38 : x
  2. Step 2: Convert to fraction form
    11,421.06/17,134.23 = 3,523.38/x
  3. Step 3: Cross multiply
    11,421.06x = 17,134.23 × 3,523.38
  4. Step 4: Simplify right side
    11,421.06x = 60,370,403.30
  5. Step 5: Solve for x
    x = 60,370,403.30/11,421.06
  6. Step 6: Final answer
    x = 5,285.88

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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.