Home / 14,241.32-21,375.09-7,226.21

Finding the Fourth Proportional to 14,241.32, 21,375.09 and 7,226.21

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Solution

The fourth proportional to 14,241.32, 21,375.09 and 7,226.21 is: 10,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.32 : 21,375.09 = 7,226.21 : x
  2. Step 2: Convert to fraction form
    14,241.32/21,375.09 = 7,226.21/x
  3. Step 3: Cross multiply
    14,241.32x = 21,375.09 × 7,226.21
  4. Step 4: Simplify right side
    14,241.32x = 154,460,942.55
  5. Step 5: Solve for x
    x = 154,460,942.55/14,241.32
  6. Step 6: Final answer
    x = 10,845.97

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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.