Home / 19,895.37-27,455.67-10,943.79

Finding the Fourth Proportional to 19,895.37, 27,455.67 and 10,943.79

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Solution

The fourth proportional to 19,895.37, 27,455.67 and 10,943.79 is: 15,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.37 : 27,455.67 = 10,943.79 : x
  2. Step 2: Convert to fraction form
    19,895.37/27,455.67 = 10,943.79/x
  3. Step 3: Cross multiply
    19,895.37x = 27,455.67 × 10,943.79
  4. Step 4: Simplify right side
    19,895.37x = 300,469,086.79
  5. Step 5: Solve for x
    x = 300,469,086.79/19,895.37
  6. Step 6: Final answer
    x = 15,102.46

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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.