Home / 19,614.41-27,071.82-11,655.09

Finding the Fourth Proportional to 19,614.41, 27,071.82 and 11,655.09

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Solution

The fourth proportional to 19,614.41, 27,071.82 and 11,655.09 is: 16,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.41 : 27,071.82 = 11,655.09 : x
  2. Step 2: Convert to fraction form
    19,614.41/27,071.82 = 11,655.09/x
  3. Step 3: Cross multiply
    19,614.41x = 27,071.82 × 11,655.09
  4. Step 4: Simplify right side
    19,614.41x = 315,524,498.56
  5. Step 5: Solve for x
    x = 315,524,498.56/19,614.41
  6. Step 6: Final answer
    x = 16,086.36

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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.