Home / 16,790.64-25,163.28-6,396.72

Finding the Fourth Proportional to 16,790.64, 25,163.28 and 6,396.72

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Solution

The fourth proportional to 16,790.64, 25,163.28 and 6,396.72 is: 9,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.64 : 25,163.28 = 6,396.72 : x
  2. Step 2: Convert to fraction form
    16,790.64/25,163.28 = 6,396.72/x
  3. Step 3: Cross multiply
    16,790.64x = 25,163.28 × 6,396.72
  4. Step 4: Simplify right side
    16,790.64x = 160,962,456.44
  5. Step 5: Solve for x
    x = 160,962,456.44/16,790.64
  6. Step 6: Final answer
    x = 9,586.44

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1.5x scale

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.