Home / 36,873.38-50,889.60-20,960.21

Finding the Fourth Proportional to 36,873.38, 50,889.60 and 20,960.21

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Solution

The fourth proportional to 36,873.38, 50,889.60 and 20,960.21 is: 28,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.38 : 50,889.60 = 20,960.21 : x
  2. Step 2: Convert to fraction form
    36,873.38/50,889.60 = 20,960.21/x
  3. Step 3: Cross multiply
    36,873.38x = 50,889.60 × 20,960.21
  4. Step 4: Simplify right side
    36,873.38x = 1,066,656,448.37
  5. Step 5: Solve for x
    x = 1,066,656,448.37/36,873.38
  6. Step 6: Final answer
    x = 28,927.55

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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.