Home / 14,163.82-21,243.10-6,563.30

Finding the Fourth Proportional to 14,163.82, 21,243.10 and 6,563.30

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Solution

The fourth proportional to 14,163.82, 21,243.10 and 6,563.30 is: 9,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.82 : 21,243.10 = 6,563.30 : x
  2. Step 2: Convert to fraction form
    14,163.82/21,243.10 = 6,563.30/x
  3. Step 3: Cross multiply
    14,163.82x = 21,243.10 × 6,563.30
  4. Step 4: Simplify right side
    14,163.82x = 139,424,838.23
  5. Step 5: Solve for x
    x = 139,424,838.23/14,163.82
  6. Step 6: Final answer
    x = 9,843.73

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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.