Home / 16,961.85-25,454.62-6,967.36

Finding the Fourth Proportional to 16,961.85, 25,454.62 and 6,967.36

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Solution

The fourth proportional to 16,961.85, 25,454.62 and 6,967.36 is: 10,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.85 : 25,454.62 = 6,967.36 : x
  2. Step 2: Convert to fraction form
    16,961.85/25,454.62 = 6,967.36/x
  3. Step 3: Cross multiply
    16,961.85x = 25,454.62 × 6,967.36
  4. Step 4: Simplify right side
    16,961.85x = 177,351,501.20
  5. Step 5: Solve for x
    x = 177,351,501.20/16,961.85
  6. Step 6: Final answer
    x = 10,455.91

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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.