Home / 18,183.89-25,092.86-10,225.64

Finding the Fourth Proportional to 18,183.89, 25,092.86 and 10,225.64

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Solution

The fourth proportional to 18,183.89, 25,092.86 and 10,225.64 is: 14,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.89 : 25,092.86 = 10,225.64 : x
  2. Step 2: Convert to fraction form
    18,183.89/25,092.86 = 10,225.64/x
  3. Step 3: Cross multiply
    18,183.89x = 25,092.86 × 10,225.64
  4. Step 4: Simplify right side
    18,183.89x = 256,590,564.53
  5. Step 5: Solve for x
    x = 256,590,564.53/18,183.89
  6. Step 6: Final answer
    x = 14,110.87

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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.