Home / 16,747.98-25,104.21-7,855.80

Finding the Fourth Proportional to 16,747.98, 25,104.21 and 7,855.80

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Solution

The fourth proportional to 16,747.98, 25,104.21 and 7,855.80 is: 11,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.98 : 25,104.21 = 7,855.80 : x
  2. Step 2: Convert to fraction form
    16,747.98/25,104.21 = 7,855.80/x
  3. Step 3: Cross multiply
    16,747.98x = 25,104.21 × 7,855.80
  4. Step 4: Simplify right side
    16,747.98x = 197,213,652.92
  5. Step 5: Solve for x
    x = 197,213,652.92/16,747.98
  6. Step 6: Final answer
    x = 11,775.37

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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.