Home / 18,062.21-27,087.71-6,372.69

Finding the Fourth Proportional to 18,062.21, 27,087.71 and 6,372.69

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Solution

The fourth proportional to 18,062.21, 27,087.71 and 6,372.69 is: 9,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.21 : 27,087.71 = 6,372.69 : x
  2. Step 2: Convert to fraction form
    18,062.21/27,087.71 = 6,372.69/x
  3. Step 3: Cross multiply
    18,062.21x = 27,087.71 × 6,372.69
  4. Step 4: Simplify right side
    18,062.21x = 172,621,546.78
  5. Step 5: Solve for x
    x = 172,621,546.78/18,062.21
  6. Step 6: Final answer
    x = 9,557.06

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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.