Home / 13,249.76-19,874.40-11,183.04

Finding the Fourth Proportional to 13,249.76, 19,874.40 and 11,183.04

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Solution

The fourth proportional to 13,249.76, 19,874.40 and 11,183.04 is: 16,774.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.76 : 19,874.40 = 11,183.04 : x
  2. Step 2: Convert to fraction form
    13,249.76/19,874.40 = 11,183.04/x
  3. Step 3: Cross multiply
    13,249.76x = 19,874.40 × 11,183.04
  4. Step 4: Simplify right side
    13,249.76x = 222,256,210.18
  5. Step 5: Solve for x
    x = 222,256,210.18/13,249.76
  6. Step 6: Final answer
    x = 16,774.36

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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.