Home / 18,552.53-27,825.36-5,401.78

Finding the Fourth Proportional to 18,552.53, 27,825.36 and 5,401.78

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Solution

The fourth proportional to 18,552.53, 27,825.36 and 5,401.78 is: 8,101.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.53 : 27,825.36 = 5,401.78 : x
  2. Step 2: Convert to fraction form
    18,552.53/27,825.36 = 5,401.78/x
  3. Step 3: Cross multiply
    18,552.53x = 27,825.36 × 5,401.78
  4. Step 4: Simplify right side
    18,552.53x = 150,306,383.32
  5. Step 5: Solve for x
    x = 150,306,383.32/18,552.53
  6. Step 6: Final answer
    x = 8,101.66

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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.