Home / 18,904.56-26,091.46-10,951.62

Finding the Fourth Proportional to 18,904.56, 26,091.46 and 10,951.62

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Solution

The fourth proportional to 18,904.56, 26,091.46 and 10,951.62 is: 15,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904.56 : 26,091.46 = 10,951.62 : x
  2. Step 2: Convert to fraction form
    18,904.56/26,091.46 = 10,951.62/x
  3. Step 3: Cross multiply
    18,904.56x = 26,091.46 × 10,951.62
  4. Step 4: Simplify right side
    18,904.56x = 285,743,755.17
  5. Step 5: Solve for x
    x = 285,743,755.17/18,904.56
  6. Step 6: Final answer
    x = 15,115.07

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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.