Home / 27,116.10-40,694.40-13,961.70

Finding the Fourth Proportional to 27,116.10, 40,694.40 and 13,961.70

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Solution

The fourth proportional to 27,116.10, 40,694.40 and 13,961.70 is: 20,952.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,116.10 : 40,694.40 = 13,961.70 : x
  2. Step 2: Convert to fraction form
    27,116.10/40,694.40 = 13,961.70/x
  3. Step 3: Cross multiply
    27,116.10x = 40,694.40 × 13,961.70
  4. Step 4: Simplify right side
    27,116.10x = 568,163,004.48
  5. Step 5: Solve for x
    x = 568,163,004.48/27,116.10
  6. Step 6: Final answer
    x = 20,952.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.