Home / 27,676.05-38,197.83-16,344.78

Finding the Fourth Proportional to 27,676.05, 38,197.83 and 16,344.78

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Solution

The fourth proportional to 27,676.05, 38,197.83 and 16,344.78 is: 22,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.05 : 38,197.83 = 16,344.78 : x
  2. Step 2: Convert to fraction form
    27,676.05/38,197.83 = 16,344.78/x
  3. Step 3: Cross multiply
    27,676.05x = 38,197.83 × 16,344.78
  4. Step 4: Simplify right side
    27,676.05x = 624,335,127.83
  5. Step 5: Solve for x
    x = 624,335,127.83/27,676.05
  6. Step 6: Final answer
    x = 22,558.68

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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.