Home / 12,240.03-18,357.62-5,997.36

Finding the Fourth Proportional to 12,240.03, 18,357.62 and 5,997.36

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Solution

The fourth proportional to 12,240.03, 18,357.62 and 5,997.36 is: 8,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240.03 : 18,357.62 = 5,997.36 : x
  2. Step 2: Convert to fraction form
    12,240.03/18,357.62 = 5,997.36/x
  3. Step 3: Cross multiply
    12,240.03x = 18,357.62 × 5,997.36
  4. Step 4: Simplify right side
    12,240.03x = 110,097,255.88
  5. Step 5: Solve for x
    x = 110,097,255.88/12,240.03
  6. Step 6: Final answer
    x = 8,994.85

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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.