Home / 18,700.44-25,815.96-11,629.14

Finding the Fourth Proportional to 18,700.44, 25,815.96 and 11,629.14

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Solution

The fourth proportional to 18,700.44, 25,815.96 and 11,629.14 is: 16,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700.44 : 25,815.96 = 11,629.14 : x
  2. Step 2: Convert to fraction form
    18,700.44/25,815.96 = 11,629.14/x
  3. Step 3: Cross multiply
    18,700.44x = 25,815.96 × 11,629.14
  4. Step 4: Simplify right side
    18,700.44x = 300,217,413.07
  5. Step 5: Solve for x
    x = 300,217,413.07/18,700.44
  6. Step 6: Final answer
    x = 16,054.03

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1.5x scale

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.