Home / 16,912.08-25,369.94-9,902.74

Finding the Fourth Proportional to 16,912.08, 25,369.94 and 9,902.74

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Solution

The fourth proportional to 16,912.08, 25,369.94 and 9,902.74 is: 14,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.08 : 25,369.94 = 9,902.74 : x
  2. Step 2: Convert to fraction form
    16,912.08/25,369.94 = 9,902.74/x
  3. Step 3: Cross multiply
    16,912.08x = 25,369.94 × 9,902.74
  4. Step 4: Simplify right side
    16,912.08x = 251,231,919.64
  5. Step 5: Solve for x
    x = 251,231,919.64/16,912.08
  6. Step 6: Final answer
    x = 14,855.18

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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.