Home / 19,895.14-27,453.18-11,825.92

Finding the Fourth Proportional to 19,895.14, 27,453.18 and 11,825.92

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Solution

The fourth proportional to 19,895.14, 27,453.18 and 11,825.92 is: 16,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.14 : 27,453.18 = 11,825.92 : x
  2. Step 2: Convert to fraction form
    19,895.14/27,453.18 = 11,825.92/x
  3. Step 3: Cross multiply
    19,895.14x = 27,453.18 × 11,825.92
  4. Step 4: Simplify right side
    19,895.14x = 324,659,110.43
  5. Step 5: Solve for x
    x = 324,659,110.43/19,895.14
  6. Step 6: Final answer
    x = 16,318.51

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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.