Home / 25,072.89-34,600.32-13,743.02

Finding the Fourth Proportional to 25,072.89, 34,600.32 and 13,743.02

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Solution

The fourth proportional to 25,072.89, 34,600.32 and 13,743.02 is: 18,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.89 : 34,600.32 = 13,743.02 : x
  2. Step 2: Convert to fraction form
    25,072.89/34,600.32 = 13,743.02/x
  3. Step 3: Cross multiply
    25,072.89x = 34,600.32 × 13,743.02
  4. Step 4: Simplify right side
    25,072.89x = 475,512,716.76
  5. Step 5: Solve for x
    x = 475,512,716.76/25,072.89
  6. Step 6: Final answer
    x = 18,965.21

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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.