Home / 18,183.53-25,087.24-14,820.57

Finding the Fourth Proportional to 18,183.53, 25,087.24 and 14,820.57

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Solution

The fourth proportional to 18,183.53, 25,087.24 and 14,820.57 is: 20,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.53 : 25,087.24 = 14,820.57 : x
  2. Step 2: Convert to fraction form
    18,183.53/25,087.24 = 14,820.57/x
  3. Step 3: Cross multiply
    18,183.53x = 25,087.24 × 14,820.57
  4. Step 4: Simplify right side
    18,183.53x = 371,807,196.53
  5. Step 5: Solve for x
    x = 371,807,196.53/18,183.53
  6. Step 6: Final answer
    x = 20,447.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.