Home / 12,850.75-19,276.13-8,467.18

Finding the Fourth Proportional to 12,850.75, 19,276.13 and 8,467.18

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Solution

The fourth proportional to 12,850.75, 19,276.13 and 8,467.18 is: 12,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.75 : 19,276.13 = 8,467.18 : x
  2. Step 2: Convert to fraction form
    12,850.75/19,276.13 = 8,467.18/x
  3. Step 3: Cross multiply
    12,850.75x = 19,276.13 × 8,467.18
  4. Step 4: Simplify right side
    12,850.75x = 163,214,496.19
  5. Step 5: Solve for x
    x = 163,214,496.19/12,850.75
  6. Step 6: Final answer
    x = 12,700.77

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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.