Home / 27,676.30-38,198.18-16,345.04

Finding the Fourth Proportional to 27,676.30, 38,198.18 and 16,345.04

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Solution

The fourth proportional to 27,676.30, 38,198.18 and 16,345.04 is: 22,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.30 : 38,198.18 = 16,345.04 : x
  2. Step 2: Convert to fraction form
    27,676.30/38,198.18 = 16,345.04/x
  3. Step 3: Cross multiply
    27,676.30x = 38,198.18 × 16,345.04
  4. Step 4: Simplify right side
    27,676.30x = 624,350,780.03
  5. Step 5: Solve for x
    x = 624,350,780.03/27,676.30
  6. Step 6: Final answer
    x = 22,559.04

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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.