Home / 18,626.94-25,705.17-10,243.44

Finding the Fourth Proportional to 18,626.94, 25,705.17 and 10,243.44

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Solution

The fourth proportional to 18,626.94, 25,705.17 and 10,243.44 is: 14,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626.94 : 25,705.17 = 10,243.44 : x
  2. Step 2: Convert to fraction form
    18,626.94/25,705.17 = 10,243.44/x
  3. Step 3: Cross multiply
    18,626.94x = 25,705.17 × 10,243.44
  4. Step 4: Simplify right side
    18,626.94x = 263,309,366.58
  5. Step 5: Solve for x
    x = 263,309,366.58/18,626.94
  6. Step 6: Final answer
    x = 14,135.94

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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.