Home / 29,718.46-41,003.31-18,382.51

Finding the Fourth Proportional to 29,718.46, 41,003.31 and 18,382.51

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Solution

The fourth proportional to 29,718.46, 41,003.31 and 18,382.51 is: 25,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718.46 : 41,003.31 = 18,382.51 : x
  2. Step 2: Convert to fraction form
    29,718.46/41,003.31 = 18,382.51/x
  3. Step 3: Cross multiply
    29,718.46x = 41,003.31 × 18,382.51
  4. Step 4: Simplify right side
    29,718.46x = 753,743,756.11
  5. Step 5: Solve for x
    x = 753,743,756.11/29,718.46
  6. Step 6: Final answer
    x = 25,362.81

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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.