Home / 19,963.27-27,548.34-12,003.96

Finding the Fourth Proportional to 19,963.27, 27,548.34 and 12,003.96

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Solution

The fourth proportional to 19,963.27, 27,548.34 and 12,003.96 is: 16,564.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.27 : 27,548.34 = 12,003.96 : x
  2. Step 2: Convert to fraction form
    19,963.27/27,548.34 = 12,003.96/x
  3. Step 3: Cross multiply
    19,963.27x = 27,548.34 × 12,003.96
  4. Step 4: Simplify right side
    19,963.27x = 330,689,171.43
  5. Step 5: Solve for x
    x = 330,689,171.43/19,963.27
  6. Step 6: Final answer
    x = 16,564.88

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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.