Home / 13,204.26-19,813.68-5,411.25

Finding the Fourth Proportional to 13,204.26, 19,813.68 and 5,411.25

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Solution

The fourth proportional to 13,204.26, 19,813.68 and 5,411.25 is: 8,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.26 : 19,813.68 = 5,411.25 : x
  2. Step 2: Convert to fraction form
    13,204.26/19,813.68 = 5,411.25/x
  3. Step 3: Cross multiply
    13,204.26x = 19,813.68 × 5,411.25
  4. Step 4: Simplify right side
    13,204.26x = 107,216,775.90
  5. Step 5: Solve for x
    x = 107,216,775.90/13,204.26
  6. Step 6: Final answer
    x = 8,119.86

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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.