Home / 23,418.21-35,119.38-7,619.34

Finding the Fourth Proportional to 23,418.21, 35,119.38 and 7,619.34

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Solution

The fourth proportional to 23,418.21, 35,119.38 and 7,619.34 is: 11,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.21 : 35,119.38 = 7,619.34 : x
  2. Step 2: Convert to fraction form
    23,418.21/35,119.38 = 7,619.34/x
  3. Step 3: Cross multiply
    23,418.21x = 35,119.38 × 7,619.34
  4. Step 4: Simplify right side
    23,418.21x = 267,586,496.81
  5. Step 5: Solve for x
    x = 267,586,496.81/23,418.21
  6. Step 6: Final answer
    x = 11,426.43

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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.