Home / 18,342.09-27,512.96-5,861.97

Finding the Fourth Proportional to 18,342.09, 27,512.96 and 5,861.97

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Solution

The fourth proportional to 18,342.09, 27,512.96 and 5,861.97 is: 8,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342.09 : 27,512.96 = 5,861.97 : x
  2. Step 2: Convert to fraction form
    18,342.09/27,512.96 = 5,861.97/x
  3. Step 3: Cross multiply
    18,342.09x = 27,512.96 × 5,861.97
  4. Step 4: Simplify right side
    18,342.09x = 161,280,116.82
  5. Step 5: Solve for x
    x = 161,280,116.82/18,342.09
  6. Step 6: Final answer
    x = 8,792.90

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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.