Home / 36,401.40-50,232.96-20,489.22

Finding the Fourth Proportional to 36,401.40, 50,232.96 and 20,489.22

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Solution

The fourth proportional to 36,401.40, 50,232.96 and 20,489.22 is: 28,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,401.40 : 50,232.96 = 20,489.22 : x
  2. Step 2: Convert to fraction form
    36,401.40/50,232.96 = 20,489.22/x
  3. Step 3: Cross multiply
    36,401.40x = 50,232.96 × 20,489.22
  4. Step 4: Simplify right side
    36,401.40x = 1,029,234,168.69
  5. Step 5: Solve for x
    x = 1,029,234,168.69/36,401.40
  6. Step 6: Final answer
    x = 28,274.58

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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.