Home / 13,241.44-18,286.32-10,609.12

Finding the Fourth Proportional to 13,241.44, 18,286.32 and 10,609.12

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Solution

The fourth proportional to 13,241.44, 18,286.32 and 10,609.12 is: 14,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.44 : 18,286.32 = 10,609.12 : x
  2. Step 2: Convert to fraction form
    13,241.44/18,286.32 = 10,609.12/x
  3. Step 3: Cross multiply
    13,241.44x = 18,286.32 × 10,609.12
  4. Step 4: Simplify right side
    13,241.44x = 194,001,763.24
  5. Step 5: Solve for x
    x = 194,001,763.24/13,241.44
  6. Step 6: Final answer
    x = 14,651.11

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.