Home / 11,559.08-17,331.33-4,981.88

Finding the Fourth Proportional to 11,559.08, 17,331.33 and 4,981.88

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Solution

The fourth proportional to 11,559.08, 17,331.33 and 4,981.88 is: 7,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.08 : 17,331.33 = 4,981.88 : x
  2. Step 2: Convert to fraction form
    11,559.08/17,331.33 = 4,981.88/x
  3. Step 3: Cross multiply
    11,559.08x = 17,331.33 × 4,981.88
  4. Step 4: Simplify right side
    11,559.08x = 86,342,606.30
  5. Step 5: Solve for x
    x = 86,342,606.30/11,559.08
  6. Step 6: Final answer
    x = 7,469.68

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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.