Home / 43,348.08-65,033.04-12,183.32

Finding the Fourth Proportional to 43,348.08, 65,033.04 and 12,183.32

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Solution

The fourth proportional to 43,348.08, 65,033.04 and 12,183.32 is: 18,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,348.08 : 65,033.04 = 12,183.32 : x
  2. Step 2: Convert to fraction form
    43,348.08/65,033.04 = 12,183.32/x
  3. Step 3: Cross multiply
    43,348.08x = 65,033.04 × 12,183.32
  4. Step 4: Simplify right side
    43,348.08x = 792,318,336.89
  5. Step 5: Solve for x
    x = 792,318,336.89/43,348.08
  6. Step 6: Final answer
    x = 18,278.05

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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.