Home / 43,845.06-65,767.17-18,902.73

Finding the Fourth Proportional to 43,845.06, 65,767.17 and 18,902.73

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Solution

The fourth proportional to 43,845.06, 65,767.17 and 18,902.73 is: 28,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,845.06 : 65,767.17 = 18,902.73 : x
  2. Step 2: Convert to fraction form
    43,845.06/65,767.17 = 18,902.73/x
  3. Step 3: Cross multiply
    43,845.06x = 65,767.17 × 18,902.73
  4. Step 4: Simplify right side
    43,845.06x = 1,243,179,057.37
  5. Step 5: Solve for x
    x = 1,243,179,057.37/43,845.06
  6. Step 6: Final answer
    x = 28,353.91

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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.