Home / 12,002.23-18,003.34-3,237.14

Finding the Fourth Proportional to 12,002.23, 18,003.34 and 3,237.14

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Solution

The fourth proportional to 12,002.23, 18,003.34 and 3,237.14 is: 4,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002.23 : 18,003.34 = 3,237.14 : x
  2. Step 2: Convert to fraction form
    12,002.23/18,003.34 = 3,237.14/x
  3. Step 3: Cross multiply
    12,002.23x = 18,003.34 × 3,237.14
  4. Step 4: Simplify right side
    12,002.23x = 58,279,278.95
  5. Step 5: Solve for x
    x = 58,279,278.95/12,002.23
  6. Step 6: Final answer
    x = 4,855.71

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.