Home / 12,846.20-19,271.12-3,962.27

Finding the Fourth Proportional to 12,846.20, 19,271.12 and 3,962.27

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Solution

The fourth proportional to 12,846.20, 19,271.12 and 3,962.27 is: 5,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.20 : 19,271.12 = 3,962.27 : x
  2. Step 2: Convert to fraction form
    12,846.20/19,271.12 = 3,962.27/x
  3. Step 3: Cross multiply
    12,846.20x = 19,271.12 × 3,962.27
  4. Step 4: Simplify right side
    12,846.20x = 76,357,409.01
  5. Step 5: Solve for x
    x = 76,357,409.01/12,846.20
  6. Step 6: Final answer
    x = 5,943.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.