Home / 43,816.93-65,736.46-12,226.97

Finding the Fourth Proportional to 43,816.93, 65,736.46 and 12,226.97

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Solution

The fourth proportional to 43,816.93, 65,736.46 and 12,226.97 is: 18,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,816.93 : 65,736.46 = 12,226.97 : x
  2. Step 2: Convert to fraction form
    43,816.93/65,736.46 = 12,226.97/x
  3. Step 3: Cross multiply
    43,816.93x = 65,736.46 × 12,226.97
  4. Step 4: Simplify right side
    43,816.93x = 803,757,365.08
  5. Step 5: Solve for x
    x = 803,757,365.08/43,816.93
  6. Step 6: Final answer
    x = 18,343.53

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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.