Home / 18,028.31-27,045.53-5,548.05

Finding the Fourth Proportional to 18,028.31, 27,045.53 and 5,548.05

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Solution

The fourth proportional to 18,028.31, 27,045.53 and 5,548.05 is: 8,323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.31 : 27,045.53 = 5,548.05 : x
  2. Step 2: Convert to fraction form
    18,028.31/27,045.53 = 5,548.05/x
  3. Step 3: Cross multiply
    18,028.31x = 27,045.53 × 5,548.05
  4. Step 4: Simplify right side
    18,028.31x = 150,049,924.98
  5. Step 5: Solve for x
    x = 150,049,924.98/18,028.31
  6. Step 6: Final answer
    x = 8,323.02

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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.