Home / 43,571.84-65,331.41-19,551.78

Finding the Fourth Proportional to 43,571.84, 65,331.41 and 19,551.78

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Solution

The fourth proportional to 43,571.84, 65,331.41 and 19,551.78 is: 29,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,571.84 : 65,331.41 = 19,551.78 : x
  2. Step 2: Convert to fraction form
    43,571.84/65,331.41 = 19,551.78/x
  3. Step 3: Cross multiply
    43,571.84x = 65,331.41 × 19,551.78
  4. Step 4: Simplify right side
    43,571.84x = 1,277,345,257.65
  5. Step 5: Solve for x
    x = 1,277,345,257.65/43,571.84
  6. Step 6: Final answer
    x = 29,315.85

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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.