Home / 43,834.70-65,665.44-28,998.74

Finding the Fourth Proportional to 43,834.70, 65,665.44 and 28,998.74

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Solution

The fourth proportional to 43,834.70, 65,665.44 and 28,998.74 is: 43,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.70 : 65,665.44 = 28,998.74 : x
  2. Step 2: Convert to fraction form
    43,834.70/65,665.44 = 28,998.74/x
  3. Step 3: Cross multiply
    43,834.70x = 65,665.44 × 28,998.74
  4. Step 4: Simplify right side
    43,834.70x = 1,904,215,021.55
  5. Step 5: Solve for x
    x = 1,904,215,021.55/43,834.70
  6. Step 6: Final answer
    x = 43,440.81

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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.