Home / 18,190.22-25,102.33-10,232.49

Finding the Fourth Proportional to 18,190.22, 25,102.33 and 10,232.49

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Solution

The fourth proportional to 18,190.22, 25,102.33 and 10,232.49 is: 14,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.22 : 25,102.33 = 10,232.49 : x
  2. Step 2: Convert to fraction form
    18,190.22/25,102.33 = 10,232.49/x
  3. Step 3: Cross multiply
    18,190.22x = 25,102.33 × 10,232.49
  4. Step 4: Simplify right side
    18,190.22x = 256,859,315.12
  5. Step 5: Solve for x
    x = 256,859,315.12/18,190.22
  6. Step 6: Final answer
    x = 14,120.74

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