Home / 36,580.16-50,480.38-20,664.57

Finding the Fourth Proportional to 36,580.16, 50,480.38 and 20,664.57

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Solution

The fourth proportional to 36,580.16, 50,480.38 and 20,664.57 is: 28,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,580.16 : 50,480.38 = 20,664.57 : x
  2. Step 2: Convert to fraction form
    36,580.16/50,480.38 = 20,664.57/x
  3. Step 3: Cross multiply
    36,580.16x = 50,480.38 × 20,664.57
  4. Step 4: Simplify right side
    36,580.16x = 1,043,155,561.27
  5. Step 5: Solve for x
    x = 1,043,155,561.27/36,580.16
  6. Step 6: Final answer
    x = 28,516.97

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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.