Home / 27,871.39-38,456.44-16,544.62

Finding the Fourth Proportional to 27,871.39, 38,456.44 and 16,544.62

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Solution

The fourth proportional to 27,871.39, 38,456.44 and 16,544.62 is: 22,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871.39 : 38,456.44 = 16,544.62 : x
  2. Step 2: Convert to fraction form
    27,871.39/38,456.44 = 16,544.62/x
  3. Step 3: Cross multiply
    27,871.39x = 38,456.44 × 16,544.62
  4. Step 4: Simplify right side
    27,871.39x = 636,247,193.06
  5. Step 5: Solve for x
    x = 636,247,193.06/27,871.39
  6. Step 6: Final answer
    x = 22,827.97

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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.