Home / 14,183.25-21,278.04-4,323.30

Finding the Fourth Proportional to 14,183.25, 21,278.04 and 4,323.30

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Solution

The fourth proportional to 14,183.25, 21,278.04 and 4,323.30 is: 6,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.25 : 21,278.04 = 4,323.30 : x
  2. Step 2: Convert to fraction form
    14,183.25/21,278.04 = 4,323.30/x
  3. Step 3: Cross multiply
    14,183.25x = 21,278.04 × 4,323.30
  4. Step 4: Simplify right side
    14,183.25x = 91,991,350.33
  5. Step 5: Solve for x
    x = 91,991,350.33/14,183.25
  6. Step 6: Final answer
    x = 6,485.91

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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.