Home / 18,014.81-27,017.96-4,867.29

Finding the Fourth Proportional to 18,014.81, 27,017.96 and 4,867.29

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Solution

The fourth proportional to 18,014.81, 27,017.96 and 4,867.29 is: 7,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.81 : 27,017.96 = 4,867.29 : x
  2. Step 2: Convert to fraction form
    18,014.81/27,017.96 = 4,867.29/x
  3. Step 3: Cross multiply
    18,014.81x = 27,017.96 × 4,867.29
  4. Step 4: Simplify right side
    18,014.81x = 131,504,222.19
  5. Step 5: Solve for x
    x = 131,504,222.19/18,014.81
  6. Step 6: Final answer
    x = 7,299.79

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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.