Home / 18,540.14-27,809.97-4,500.28

Finding the Fourth Proportional to 18,540.14, 27,809.97 and 4,500.28

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Solution

The fourth proportional to 18,540.14, 27,809.97 and 4,500.28 is: 6,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.14 : 27,809.97 = 4,500.28 : x
  2. Step 2: Convert to fraction form
    18,540.14/27,809.97 = 4,500.28/x
  3. Step 3: Cross multiply
    18,540.14x = 27,809.97 × 4,500.28
  4. Step 4: Simplify right side
    18,540.14x = 125,152,651.79
  5. Step 5: Solve for x
    x = 125,152,651.79/18,540.14
  6. Step 6: Final answer
    x = 6,750.36

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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.