Home / 16,119.57-22,244.68-8,949.07

Finding the Fourth Proportional to 16,119.57, 22,244.68 and 8,949.07

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Solution

The fourth proportional to 16,119.57, 22,244.68 and 8,949.07 is: 12,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.57 : 22,244.68 = 8,949.07 : x
  2. Step 2: Convert to fraction form
    16,119.57/22,244.68 = 8,949.07/x
  3. Step 3: Cross multiply
    16,119.57x = 22,244.68 × 8,949.07
  4. Step 4: Simplify right side
    16,119.57x = 199,069,198.45
  5. Step 5: Solve for x
    x = 199,069,198.45/16,119.57
  6. Step 6: Final answer
    x = 12,349.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.