Home / 14,018.20-19,344.18-8,049.04

Finding the Fourth Proportional to 14,018.20, 19,344.18 and 8,049.04

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Solution

The fourth proportional to 14,018.20, 19,344.18 and 8,049.04 is: 11,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.20 : 19,344.18 = 8,049.04 : x
  2. Step 2: Convert to fraction form
    14,018.20/19,344.18 = 8,049.04/x
  3. Step 3: Cross multiply
    14,018.20x = 19,344.18 × 8,049.04
  4. Step 4: Simplify right side
    14,018.20x = 155,702,078.59
  5. Step 5: Solve for x
    x = 155,702,078.59/14,018.20
  6. Step 6: Final answer
    x = 11,107.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.