Home / 18,197.98-27,295.89-10,705.75

Finding the Fourth Proportional to 18,197.98, 27,295.89 and 10,705.75

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Solution

The fourth proportional to 18,197.98, 27,295.89 and 10,705.75 is: 16,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.98 : 27,295.89 = 10,705.75 : x
  2. Step 2: Convert to fraction form
    18,197.98/27,295.89 = 10,705.75/x
  3. Step 3: Cross multiply
    18,197.98x = 27,295.89 × 10,705.75
  4. Step 4: Simplify right side
    18,197.98x = 292,222,974.37
  5. Step 5: Solve for x
    x = 292,222,974.37/18,197.98
  6. Step 6: Final answer
    x = 16,057.99

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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.