Home / 18,084.92-24,960.34-12,117.44

Finding the Fourth Proportional to 18,084.92, 24,960.34 and 12,117.44

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Solution

The fourth proportional to 18,084.92, 24,960.34 and 12,117.44 is: 16,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.92 : 24,960.34 = 12,117.44 : x
  2. Step 2: Convert to fraction form
    18,084.92/24,960.34 = 12,117.44/x
  3. Step 3: Cross multiply
    18,084.92x = 24,960.34 × 12,117.44
  4. Step 4: Simplify right side
    18,084.92x = 302,455,422.33
  5. Step 5: Solve for x
    x = 302,455,422.33/18,084.92
  6. Step 6: Final answer
    x = 16,724.18

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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.