Home / 14,049.45-19,392.14-8,083.04

Finding the Fourth Proportional to 14,049.45, 19,392.14 and 8,083.04

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Solution

The fourth proportional to 14,049.45, 19,392.14 and 8,083.04 is: 11,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.45 : 19,392.14 = 8,083.04 : x
  2. Step 2: Convert to fraction form
    14,049.45/19,392.14 = 8,083.04/x
  3. Step 3: Cross multiply
    14,049.45x = 19,392.14 × 8,083.04
  4. Step 4: Simplify right side
    14,049.45x = 156,747,366.55
  5. Step 5: Solve for x
    x = 156,747,366.55/14,049.45
  6. Step 6: Final answer
    x = 11,156.83

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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.