Home / 13,174.16-18,183.54-11,046.29

Finding the Fourth Proportional to 13,174.16, 18,183.54 and 11,046.29

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Solution

The fourth proportional to 13,174.16, 18,183.54 and 11,046.29 is: 15,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.16 : 18,183.54 = 11,046.29 : x
  2. Step 2: Convert to fraction form
    13,174.16/18,183.54 = 11,046.29/x
  3. Step 3: Cross multiply
    13,174.16x = 18,183.54 × 11,046.29
  4. Step 4: Simplify right side
    13,174.16x = 200,860,565.15
  5. Step 5: Solve for x
    x = 200,860,565.15/13,174.16
  6. Step 6: Final answer
    x = 15,246.56

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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.