Home / 18,292.18-27,438.30-4,441.18

Finding the Fourth Proportional to 18,292.18, 27,438.30 and 4,441.18

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Solution

The fourth proportional to 18,292.18, 27,438.30 and 4,441.18 is: 6,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.18 : 27,438.30 = 4,441.18 : x
  2. Step 2: Convert to fraction form
    18,292.18/27,438.30 = 4,441.18/x
  3. Step 3: Cross multiply
    18,292.18x = 27,438.30 × 4,441.18
  4. Step 4: Simplify right side
    18,292.18x = 121,858,429.19
  5. Step 5: Solve for x
    x = 121,858,429.19/18,292.18
  6. Step 6: Final answer
    x = 6,661.78

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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.