Home / 20,183.08-30,230.86-9,773

Finding the Fourth Proportional to 20,183.08, 30,230.86 and 9,773

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Solution

The fourth proportional to 20,183.08, 30,230.86 and 9,773 is: 14,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.08 : 30,230.86 = 9,773 : x
  2. Step 2: Convert to fraction form
    20,183.08/30,230.86 = 9,773/x
  3. Step 3: Cross multiply
    20,183.08x = 30,230.86 × 9,773
  4. Step 4: Simplify right side
    20,183.08x = 295,446,194.78
  5. Step 5: Solve for x
    x = 295,446,194.78/20,183.08
  6. Step 6: Final answer
    x = 14,638.31

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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.