Home / 20,049.21-30,062.30-16,122.33

Finding the Fourth Proportional to 20,049.21, 30,062.30 and 16,122.33

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Solution

The fourth proportional to 20,049.21, 30,062.30 and 16,122.33 is: 24,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049.21 : 30,062.30 = 16,122.33 : x
  2. Step 2: Convert to fraction form
    20,049.21/30,062.30 = 16,122.33/x
  3. Step 3: Cross multiply
    20,049.21x = 30,062.30 × 16,122.33
  4. Step 4: Simplify right side
    20,049.21x = 484,674,240.55
  5. Step 5: Solve for x
    x = 484,674,240.55/20,049.21
  6. Step 6: Final answer
    x = 24,174.23

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1.5x scale

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.