Home / 20,958.44-28,923.19-11,527.25

Finding the Fourth Proportional to 20,958.44, 28,923.19 and 11,527.25

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Solution

The fourth proportional to 20,958.44, 28,923.19 and 11,527.25 is: 15,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,958.44 : 28,923.19 = 11,527.25 : x
  2. Step 2: Convert to fraction form
    20,958.44/28,923.19 = 11,527.25/x
  3. Step 3: Cross multiply
    20,958.44x = 28,923.19 × 11,527.25
  4. Step 4: Simplify right side
    20,958.44x = 333,404,668.49
  5. Step 5: Solve for x
    x = 333,404,668.49/20,958.44
  6. Step 6: Final answer
    x = 15,907.90

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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.