Home / 12,017.50-18,026.25-5,773.61

Finding the Fourth Proportional to 12,017.50, 18,026.25 and 5,773.61

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Solution

The fourth proportional to 12,017.50, 18,026.25 and 5,773.61 is: 8,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.50 : 18,026.25 = 5,773.61 : x
  2. Step 2: Convert to fraction form
    12,017.50/18,026.25 = 5,773.61/x
  3. Step 3: Cross multiply
    12,017.50x = 18,026.25 × 5,773.61
  4. Step 4: Simplify right side
    12,017.50x = 104,076,560.68
  5. Step 5: Solve for x
    x = 104,076,560.68/12,017.50
  6. Step 6: Final answer
    x = 8,660.42

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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.