Home / 20,016.30-30,049.96-16,325.72

Finding the Fourth Proportional to 20,016.30, 30,049.96 and 16,325.72

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Solution

The fourth proportional to 20,016.30, 30,049.96 and 16,325.72 is: 24,509.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.30 : 30,049.96 = 16,325.72 : x
  2. Step 2: Convert to fraction form
    20,016.30/30,049.96 = 16,325.72/x
  3. Step 3: Cross multiply
    20,016.30x = 30,049.96 × 16,325.72
  4. Step 4: Simplify right side
    20,016.30x = 490,587,232.97
  5. Step 5: Solve for x
    x = 490,587,232.97/20,016.30
  6. Step 6: Final answer
    x = 24,509.39

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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.