Home / 12,836.14-19,254.89-4,071.73

Finding the Fourth Proportional to 12,836.14, 19,254.89 and 4,071.73

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Solution

The fourth proportional to 12,836.14, 19,254.89 and 4,071.73 is: 6,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.14 : 19,254.89 = 4,071.73 : x
  2. Step 2: Convert to fraction form
    12,836.14/19,254.89 = 4,071.73/x
  3. Step 3: Cross multiply
    12,836.14x = 19,254.89 × 4,071.73
  4. Step 4: Simplify right side
    12,836.14x = 78,400,616.99
  5. Step 5: Solve for x
    x = 78,400,616.99/12,836.14
  6. Step 6: Final answer
    x = 6,107.81

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1.5x scale

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.