Home / 12,371.14-18,554.82-4,051.99

Finding the Fourth Proportional to 12,371.14, 18,554.82 and 4,051.99

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Solution

The fourth proportional to 12,371.14, 18,554.82 and 4,051.99 is: 6,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.14 : 18,554.82 = 4,051.99 : x
  2. Step 2: Convert to fraction form
    12,371.14/18,554.82 = 4,051.99/x
  3. Step 3: Cross multiply
    12,371.14x = 18,554.82 × 4,051.99
  4. Step 4: Simplify right side
    12,371.14x = 75,183,945.09
  5. Step 5: Solve for x
    x = 75,183,945.09/12,371.14
  6. Step 6: Final answer
    x = 6,077.37

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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.