Home / 36,371.46-50,185.08-21,261.20

Finding the Fourth Proportional to 36,371.46, 50,185.08 and 21,261.20

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Solution

The fourth proportional to 36,371.46, 50,185.08 and 21,261.20 is: 29,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371.46 : 50,185.08 = 21,261.20 : x
  2. Step 2: Convert to fraction form
    36,371.46/50,185.08 = 21,261.20/x
  3. Step 3: Cross multiply
    36,371.46x = 50,185.08 × 21,261.20
  4. Step 4: Simplify right side
    36,371.46x = 1,066,994,771.97
  5. Step 5: Solve for x
    x = 1,066,994,771.97/36,371.46
  6. Step 6: Final answer
    x = 29,336.05

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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.