Home / 20,233.44-27,935.55-13,066.56

Finding the Fourth Proportional to 20,233.44, 27,935.55 and 13,066.56

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Solution

The fourth proportional to 20,233.44, 27,935.55 and 13,066.56 is: 18,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.44 : 27,935.55 = 13,066.56 : x
  2. Step 2: Convert to fraction form
    20,233.44/27,935.55 = 13,066.56/x
  3. Step 3: Cross multiply
    20,233.44x = 27,935.55 × 13,066.56
  4. Step 4: Simplify right side
    20,233.44x = 365,021,540.21
  5. Step 5: Solve for x
    x = 365,021,540.21/20,233.44
  6. Step 6: Final answer
    x = 18,040.51

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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.