Home / 27,940.14-38,555.46-16,609.05

Finding the Fourth Proportional to 27,940.14, 38,555.46 and 16,609.05

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Solution

The fourth proportional to 27,940.14, 38,555.46 and 16,609.05 is: 22,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.14 : 38,555.46 = 16,609.05 : x
  2. Step 2: Convert to fraction form
    27,940.14/38,555.46 = 16,609.05/x
  3. Step 3: Cross multiply
    27,940.14x = 38,555.46 × 16,609.05
  4. Step 4: Simplify right side
    27,940.14x = 640,369,562.91
  5. Step 5: Solve for x
    x = 640,369,562.91/27,940.14
  6. Step 6: Final answer
    x = 22,919.34

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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.