Home / 13,404-20,107.44-6,011.76

Finding the Fourth Proportional to 13,404, 20,107.44 and 6,011.76

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Solution

The fourth proportional to 13,404, 20,107.44 and 6,011.76 is: 9,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404 : 20,107.44 = 6,011.76 : x
  2. Step 2: Convert to fraction form
    13,404/20,107.44 = 6,011.76/x
  3. Step 3: Cross multiply
    13,404x = 20,107.44 × 6,011.76
  4. Step 4: Simplify right side
    13,404x = 120,881,103.49
  5. Step 5: Solve for x
    x = 120,881,103.49/13,404
  6. Step 6: Final answer
    x = 9,018.29

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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.