Home / 18,028.54-27,045.37-5,549.60

Finding the Fourth Proportional to 18,028.54, 27,045.37 and 5,549.60

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Solution

The fourth proportional to 18,028.54, 27,045.37 and 5,549.60 is: 8,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.54 : 27,045.37 = 5,549.60 : x
  2. Step 2: Convert to fraction form
    18,028.54/27,045.37 = 5,549.60/x
  3. Step 3: Cross multiply
    18,028.54x = 27,045.37 × 5,549.60
  4. Step 4: Simplify right side
    18,028.54x = 150,091,006.26
  5. Step 5: Solve for x
    x = 150,091,006.26/18,028.54
  6. Step 6: Final answer
    x = 8,325.19

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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.