Home / 18,460.32-25,466.39-12,084.12

Finding the Fourth Proportional to 18,460.32, 25,466.39 and 12,084.12

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Solution

The fourth proportional to 18,460.32, 25,466.39 and 12,084.12 is: 16,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.32 : 25,466.39 = 12,084.12 : x
  2. Step 2: Convert to fraction form
    18,460.32/25,466.39 = 12,084.12/x
  3. Step 3: Cross multiply
    18,460.32x = 25,466.39 × 12,084.12
  4. Step 4: Simplify right side
    18,460.32x = 307,738,912.73
  5. Step 5: Solve for x
    x = 307,738,912.73/18,460.32
  6. Step 6: Final answer
    x = 16,670.29

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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.