Home / 16,731.72-25,093.50-5,635.52

Finding the Fourth Proportional to 16,731.72, 25,093.50 and 5,635.52

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Solution

The fourth proportional to 16,731.72, 25,093.50 and 5,635.52 is: 8,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.72 : 25,093.50 = 5,635.52 : x
  2. Step 2: Convert to fraction form
    16,731.72/25,093.50 = 5,635.52/x
  3. Step 3: Cross multiply
    16,731.72x = 25,093.50 × 5,635.52
  4. Step 4: Simplify right side
    16,731.72x = 141,414,921.12
  5. Step 5: Solve for x
    x = 141,414,921.12/16,731.72
  6. Step 6: Final answer
    x = 8,451.91

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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.