Home / 18,181.41-25,087.62-10,222.10

Finding the Fourth Proportional to 18,181.41, 25,087.62 and 10,222.10

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Solution

The fourth proportional to 18,181.41, 25,087.62 and 10,222.10 is: 14,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.41 : 25,087.62 = 10,222.10 : x
  2. Step 2: Convert to fraction form
    18,181.41/25,087.62 = 10,222.10/x
  3. Step 3: Cross multiply
    18,181.41x = 25,087.62 × 10,222.10
  4. Step 4: Simplify right side
    18,181.41x = 256,448,167.38
  5. Step 5: Solve for x
    x = 256,448,167.38/18,181.41
  6. Step 6: Final answer
    x = 14,104.96

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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.