Home / 18,028.40-27,045.16-5,549.46

Finding the Fourth Proportional to 18,028.40, 27,045.16 and 5,549.46

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Solution

The fourth proportional to 18,028.40, 27,045.16 and 5,549.46 is: 8,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.40 : 27,045.16 = 5,549.46 : x
  2. Step 2: Convert to fraction form
    18,028.40/27,045.16 = 5,549.46/x
  3. Step 3: Cross multiply
    18,028.40x = 27,045.16 × 5,549.46
  4. Step 4: Simplify right side
    18,028.40x = 150,086,033.61
  5. Step 5: Solve for x
    x = 150,086,033.61/18,028.40
  6. Step 6: Final answer
    x = 8,324.98

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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.