Home / 13,260.22-19,863.68-6,134.47

Finding the Fourth Proportional to 13,260.22, 19,863.68 and 6,134.47

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Solution

The fourth proportional to 13,260.22, 19,863.68 and 6,134.47 is: 9,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.22 : 19,863.68 = 6,134.47 : x
  2. Step 2: Convert to fraction form
    13,260.22/19,863.68 = 6,134.47/x
  3. Step 3: Cross multiply
    13,260.22x = 19,863.68 × 6,134.47
  4. Step 4: Simplify right side
    13,260.22x = 121,853,114.73
  5. Step 5: Solve for x
    x = 121,853,114.73/13,260.22
  6. Step 6: Final answer
    x = 9,189.38

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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.