Home / 18,724.09-25,839.24-10,340.59

Finding the Fourth Proportional to 18,724.09, 25,839.24 and 10,340.59

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Solution

The fourth proportional to 18,724.09, 25,839.24 and 10,340.59 is: 14,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724.09 : 25,839.24 = 10,340.59 : x
  2. Step 2: Convert to fraction form
    18,724.09/25,839.24 = 10,340.59/x
  3. Step 3: Cross multiply
    18,724.09x = 25,839.24 × 10,340.59
  4. Step 4: Simplify right side
    18,724.09x = 267,192,986.75
  5. Step 5: Solve for x
    x = 267,192,986.75/18,724.09
  6. Step 6: Final answer
    x = 14,270.01

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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.