Home / 11,325.62-16,968.39-10,181.09

Finding the Fourth Proportional to 11,325.62, 16,968.39 and 10,181.09

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Solution

The fourth proportional to 11,325.62, 16,968.39 and 10,181.09 is: 15,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.62 : 16,968.39 = 10,181.09 : x
  2. Step 2: Convert to fraction form
    11,325.62/16,968.39 = 10,181.09/x
  3. Step 3: Cross multiply
    11,325.62x = 16,968.39 × 10,181.09
  4. Step 4: Simplify right side
    11,325.62x = 172,756,709.99
  5. Step 5: Solve for x
    x = 172,756,709.99/11,325.62
  6. Step 6: Final answer
    x = 15,253.62

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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.