Home / 18,132.66-25,022.37-10,175.31

Finding the Fourth Proportional to 18,132.66, 25,022.37 and 10,175.31

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Solution

The fourth proportional to 18,132.66, 25,022.37 and 10,175.31 is: 14,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.66 : 25,022.37 = 10,175.31 : x
  2. Step 2: Convert to fraction form
    18,132.66/25,022.37 = 10,175.31/x
  3. Step 3: Cross multiply
    18,132.66x = 25,022.37 × 10,175.31
  4. Step 4: Simplify right side
    18,132.66x = 254,610,371.68
  5. Step 5: Solve for x
    x = 254,610,371.68/18,132.66
  6. Step 6: Final answer
    x = 14,041.53

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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.