Home / 18,534.44-25,579.78-10,578.02

Finding the Fourth Proportional to 18,534.44, 25,579.78 and 10,578.02

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Solution

The fourth proportional to 18,534.44, 25,579.78 and 10,578.02 is: 14,598.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.44 : 25,579.78 = 10,578.02 : x
  2. Step 2: Convert to fraction form
    18,534.44/25,579.78 = 10,578.02/x
  3. Step 3: Cross multiply
    18,534.44x = 25,579.78 × 10,578.02
  4. Step 4: Simplify right side
    18,534.44x = 270,583,270.09
  5. Step 5: Solve for x
    x = 270,583,270.09/18,534.44
  6. Step 6: Final answer
    x = 14,598.94

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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.