Home / 36,696.36-50,644.10-20,783.64

Finding the Fourth Proportional to 36,696.36, 50,644.10 and 20,783.64

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Solution

The fourth proportional to 36,696.36, 50,644.10 and 20,783.64 is: 28,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696.36 : 50,644.10 = 20,783.64 : x
  2. Step 2: Convert to fraction form
    36,696.36/50,644.10 = 20,783.64/x
  3. Step 3: Cross multiply
    36,696.36x = 50,644.10 × 20,783.64
  4. Step 4: Simplify right side
    36,696.36x = 1,052,568,742.52
  5. Step 5: Solve for x
    x = 1,052,568,742.52/36,696.36
  6. Step 6: Final answer
    x = 28,683.19

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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.