Home / 36,242.82-50,015.60-21,900.66

Finding the Fourth Proportional to 36,242.82, 50,015.60 and 21,900.66

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Solution

The fourth proportional to 36,242.82, 50,015.60 and 21,900.66 is: 30,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242.82 : 50,015.60 = 21,900.66 : x
  2. Step 2: Convert to fraction form
    36,242.82/50,015.60 = 21,900.66/x
  3. Step 3: Cross multiply
    36,242.82x = 50,015.60 × 21,900.66
  4. Step 4: Simplify right side
    36,242.82x = 1,095,374,650.30
  5. Step 5: Solve for x
    x = 1,095,374,650.30/36,242.82
  6. Step 6: Final answer
    x = 30,223.22

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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.