Home / 43,942.72-65,917.14-17,647.45

Finding the Fourth Proportional to 43,942.72, 65,917.14 and 17,647.45

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Solution

The fourth proportional to 43,942.72, 65,917.14 and 17,647.45 is: 26,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942.72 : 65,917.14 = 17,647.45 : x
  2. Step 2: Convert to fraction form
    43,942.72/65,917.14 = 17,647.45/x
  3. Step 3: Cross multiply
    43,942.72x = 65,917.14 × 17,647.45
  4. Step 4: Simplify right side
    43,942.72x = 1,163,269,671.37
  5. Step 5: Solve for x
    x = 1,163,269,671.37/43,942.72
  6. Step 6: Final answer
    x = 26,472.41

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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.