Home / 16,786.66-25,157.30-6,392.74

Finding the Fourth Proportional to 16,786.66, 25,157.30 and 6,392.74

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Solution

The fourth proportional to 16,786.66, 25,157.30 and 6,392.74 is: 9,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.66 : 25,157.30 = 6,392.74 : x
  2. Step 2: Convert to fraction form
    16,786.66/25,157.30 = 6,392.74/x
  3. Step 3: Cross multiply
    16,786.66x = 25,157.30 × 6,392.74
  4. Step 4: Simplify right side
    16,786.66x = 160,824,078.00
  5. Step 5: Solve for x
    x = 160,824,078.00/16,786.66
  6. Step 6: Final answer
    x = 9,580.47

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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.