Home / 33,421.75-46,120.67-20,000.41

Finding the Fourth Proportional to 33,421.75, 46,120.67 and 20,000.41

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Solution

The fourth proportional to 33,421.75, 46,120.67 and 20,000.41 is: 27,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.75 : 46,120.67 = 20,000.41 : x
  2. Step 2: Convert to fraction form
    33,421.75/46,120.67 = 20,000.41/x
  3. Step 3: Cross multiply
    33,421.75x = 46,120.67 × 20,000.41
  4. Step 4: Simplify right side
    33,421.75x = 922,432,169.17
  5. Step 5: Solve for x
    x = 922,432,169.17/33,421.75
  6. Step 6: Final answer
    x = 27,599.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.