Home / 36,697.73-50,643.53-20,785.47

Finding the Fourth Proportional to 36,697.73, 50,643.53 and 20,785.47

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Solution

The fourth proportional to 36,697.73, 50,643.53 and 20,785.47 is: 28,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,697.73 : 50,643.53 = 20,785.47 : x
  2. Step 2: Convert to fraction form
    36,697.73/50,643.53 = 20,785.47/x
  3. Step 3: Cross multiply
    36,697.73x = 50,643.53 × 20,785.47
  4. Step 4: Simplify right side
    36,697.73x = 1,052,649,469.58
  5. Step 5: Solve for x
    x = 1,052,649,469.58/36,697.73
  6. Step 6: Final answer
    x = 28,684.32

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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.