Home / 13,822.44-20,733.68-3,962.32

Finding the Fourth Proportional to 13,822.44, 20,733.68 and 3,962.32

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Solution

The fourth proportional to 13,822.44, 20,733.68 and 3,962.32 is: 5,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.44 : 20,733.68 = 3,962.32 : x
  2. Step 2: Convert to fraction form
    13,822.44/20,733.68 = 3,962.32/x
  3. Step 3: Cross multiply
    13,822.44x = 20,733.68 × 3,962.32
  4. Step 4: Simplify right side
    13,822.44x = 82,153,474.94
  5. Step 5: Solve for x
    x = 82,153,474.94/13,822.44
  6. Step 6: Final answer
    x = 5,943.49

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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.