Home / 36,805.37-50,790.87-21,698.64

Finding the Fourth Proportional to 36,805.37, 50,790.87 and 21,698.64

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Solution

The fourth proportional to 36,805.37, 50,790.87 and 21,698.64 is: 29,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.37 : 50,790.87 = 21,698.64 : x
  2. Step 2: Convert to fraction form
    36,805.37/50,790.87 = 21,698.64/x
  3. Step 3: Cross multiply
    36,805.37x = 50,790.87 × 21,698.64
  4. Step 4: Simplify right side
    36,805.37x = 1,102,092,803.42
  5. Step 5: Solve for x
    x = 1,102,092,803.42/36,805.37
  6. Step 6: Final answer
    x = 29,943.81

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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.