Home / 43,346.04-65,021.58-12,183.72

Finding the Fourth Proportional to 43,346.04, 65,021.58 and 12,183.72

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Solution

The fourth proportional to 43,346.04, 65,021.58 and 12,183.72 is: 18,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,346.04 : 65,021.58 = 12,183.72 : x
  2. Step 2: Convert to fraction form
    43,346.04/65,021.58 = 12,183.72/x
  3. Step 3: Cross multiply
    43,346.04x = 65,021.58 × 12,183.72
  4. Step 4: Simplify right side
    43,346.04x = 792,204,724.68
  5. Step 5: Solve for x
    x = 792,204,724.68/43,346.04
  6. Step 6: Final answer
    x = 18,276.29

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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.