Home / 27,704.22-38,233.25-16,945.72

Finding the Fourth Proportional to 27,704.22, 38,233.25 and 16,945.72

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Solution

The fourth proportional to 27,704.22, 38,233.25 and 16,945.72 is: 23,385.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,704.22 : 38,233.25 = 16,945.72 : x
  2. Step 2: Convert to fraction form
    27,704.22/38,233.25 = 16,945.72/x
  3. Step 3: Cross multiply
    27,704.22x = 38,233.25 × 16,945.72
  4. Step 4: Simplify right side
    27,704.22x = 647,889,949.19
  5. Step 5: Solve for x
    x = 647,889,949.19/27,704.22
  6. Step 6: Final answer
    x = 23,385.97

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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.