Home / 16,786.82-25,157.52-6,392.90

Finding the Fourth Proportional to 16,786.82, 25,157.52 and 6,392.90

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Solution

The fourth proportional to 16,786.82, 25,157.52 and 6,392.90 is: 9,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.82 : 25,157.52 = 6,392.90 : x
  2. Step 2: Convert to fraction form
    16,786.82/25,157.52 = 6,392.90/x
  3. Step 3: Cross multiply
    16,786.82x = 25,157.52 × 6,392.90
  4. Step 4: Simplify right side
    16,786.82x = 160,829,572.50
  5. Step 5: Solve for x
    x = 160,829,572.50/16,786.82
  6. Step 6: Final answer
    x = 9,580.70

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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.