Home / 18,089.53-27,134.29-5,609.25

Finding the Fourth Proportional to 18,089.53, 27,134.29 and 5,609.25

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Solution

The fourth proportional to 18,089.53, 27,134.29 and 5,609.25 is: 8,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.53 : 27,134.29 = 5,609.25 : x
  2. Step 2: Convert to fraction form
    18,089.53/27,134.29 = 5,609.25/x
  3. Step 3: Cross multiply
    18,089.53x = 27,134.29 × 5,609.25
  4. Step 4: Simplify right side
    18,089.53x = 152,203,023.19
  5. Step 5: Solve for x
    x = 152,203,023.19/18,089.53
  6. Step 6: Final answer
    x = 8,413.88

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Similar ratio
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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.