Home / 36,121.01-54,162-16,388.80

Finding the Fourth Proportional to 36,121.01, 54,162 and 16,388.80

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Solution

The fourth proportional to 36,121.01, 54,162 and 16,388.80 is: 24,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.01 : 54,162 = 16,388.80 : x
  2. Step 2: Convert to fraction form
    36,121.01/54,162 = 16,388.80/x
  3. Step 3: Cross multiply
    36,121.01x = 54,162 × 16,388.80
  4. Step 4: Simplify right side
    36,121.01x = 887,650,050.20
  5. Step 5: Solve for x
    x = 887,650,050.20/36,121.01
  6. Step 6: Final answer
    x = 24,574.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.