Home / 14,049.97-19,389.52-8,081.63

Finding the Fourth Proportional to 14,049.97, 19,389.52 and 8,081.63

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Solution

The fourth proportional to 14,049.97, 19,389.52 and 8,081.63 is: 11,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.97 : 19,389.52 = 8,081.63 : x
  2. Step 2: Convert to fraction form
    14,049.97/19,389.52 = 8,081.63/x
  3. Step 3: Cross multiply
    14,049.97x = 19,389.52 × 8,081.63
  4. Step 4: Simplify right side
    14,049.97x = 156,698,926.52
  5. Step 5: Solve for x
    x = 156,698,926.52/14,049.97
  6. Step 6: Final answer
    x = 11,152.97

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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.