Home / 36,720.22-50,629.53-31,044.97

Finding the Fourth Proportional to 36,720.22, 50,629.53 and 31,044.97

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Solution

The fourth proportional to 36,720.22, 50,629.53 and 31,044.97 is: 42,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720.22 : 50,629.53 = 31,044.97 : x
  2. Step 2: Convert to fraction form
    36,720.22/50,629.53 = 31,044.97/x
  3. Step 3: Cross multiply
    36,720.22x = 50,629.53 × 31,044.97
  4. Step 4: Simplify right side
    36,720.22x = 1,571,792,239.96
  5. Step 5: Solve for x
    x = 1,571,792,239.96/36,720.22
  6. Step 6: Final answer
    x = 42,804.54

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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.