Home / 17,190.11-25,667.56-15,399.61

Finding the Fourth Proportional to 17,190.11, 25,667.56 and 15,399.61

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Solution

The fourth proportional to 17,190.11, 25,667.56 and 15,399.61 is: 22,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.11 : 25,667.56 = 15,399.61 : x
  2. Step 2: Convert to fraction form
    17,190.11/25,667.56 = 15,399.61/x
  3. Step 3: Cross multiply
    17,190.11x = 25,667.56 × 15,399.61
  4. Step 4: Simplify right side
    17,190.11x = 395,270,368.73
  5. Step 5: Solve for x
    x = 395,270,368.73/17,190.11
  6. Step 6: Final answer
    x = 22,994.05

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.