Home / 11,944.13-17,790.03-11,319.62

Finding the Fourth Proportional to 11,944.13, 17,790.03 and 11,319.62

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Solution

The fourth proportional to 11,944.13, 17,790.03 and 11,319.62 is: 16,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.13 : 17,790.03 = 11,319.62 : x
  2. Step 2: Convert to fraction form
    11,944.13/17,790.03 = 11,319.62/x
  3. Step 3: Cross multiply
    11,944.13x = 17,790.03 × 11,319.62
  4. Step 4: Simplify right side
    11,944.13x = 201,376,290.44
  5. Step 5: Solve for x
    x = 201,376,290.44/11,944.13
  6. Step 6: Final answer
    x = 16,859.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.