Home / 36,521.46-50,401.05-21,412.02

Finding the Fourth Proportional to 36,521.46, 50,401.05 and 21,412.02

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Solution

The fourth proportional to 36,521.46, 50,401.05 and 21,412.02 is: 29,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.46 : 50,401.05 = 21,412.02 : x
  2. Step 2: Convert to fraction form
    36,521.46/50,401.05 = 21,412.02/x
  3. Step 3: Cross multiply
    36,521.46x = 50,401.05 × 21,412.02
  4. Step 4: Simplify right side
    36,521.46x = 1,079,188,290.62
  5. Step 5: Solve for x
    x = 1,079,188,290.62/36,521.46
  6. Step 6: Final answer
    x = 29,549.43

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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.