Home / 14,049.03-19,388.22-8,080.70

Finding the Fourth Proportional to 14,049.03, 19,388.22 and 8,080.70

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Solution

The fourth proportional to 14,049.03, 19,388.22 and 8,080.70 is: 11,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.03 : 19,388.22 = 8,080.70 : x
  2. Step 2: Convert to fraction form
    14,049.03/19,388.22 = 8,080.70/x
  3. Step 3: Cross multiply
    14,049.03x = 19,388.22 × 8,080.70
  4. Step 4: Simplify right side
    14,049.03x = 156,670,292.41
  5. Step 5: Solve for x
    x = 156,670,292.41/14,049.03
  6. Step 6: Final answer
    x = 11,151.68

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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.