Home / 19,571.27-27,008.81-11,613.54

Finding the Fourth Proportional to 19,571.27, 27,008.81 and 11,613.54

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Solution

The fourth proportional to 19,571.27, 27,008.81 and 11,613.54 is: 16,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.27 : 27,008.81 = 11,613.54 : x
  2. Step 2: Convert to fraction form
    19,571.27/27,008.81 = 11,613.54/x
  3. Step 3: Cross multiply
    19,571.27x = 27,008.81 × 11,613.54
  4. Step 4: Simplify right side
    19,571.27x = 313,667,837.22
  5. Step 5: Solve for x
    x = 313,667,837.22/19,571.27
  6. Step 6: Final answer
    x = 16,026.96

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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.