Home / 43,933.60-65,910.82-14,351.38

Finding the Fourth Proportional to 43,933.60, 65,910.82 and 14,351.38

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Solution

The fourth proportional to 43,933.60, 65,910.82 and 14,351.38 is: 21,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,933.60 : 65,910.82 = 14,351.38 : x
  2. Step 2: Convert to fraction form
    43,933.60/65,910.82 = 14,351.38/x
  3. Step 3: Cross multiply
    43,933.60x = 65,910.82 × 14,351.38
  4. Step 4: Simplify right side
    43,933.60x = 945,911,223.93
  5. Step 5: Solve for x
    x = 945,911,223.93/43,933.60
  6. Step 6: Final answer
    x = 21,530.47

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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.