Home / 54,744.21-82,153.58-19,687.41

Finding the Fourth Proportional to 54,744.21, 82,153.58 and 19,687.41

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Solution

The fourth proportional to 54,744.21, 82,153.58 and 19,687.41 is: 29,544.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,744.21 : 82,153.58 = 19,687.41 : x
  2. Step 2: Convert to fraction form
    54,744.21/82,153.58 = 19,687.41/x
  3. Step 3: Cross multiply
    54,744.21x = 82,153.58 × 19,687.41
  4. Step 4: Simplify right side
    54,744.21x = 1,617,391,113.99
  5. Step 5: Solve for x
    x = 1,617,391,113.99/54,744.21
  6. Step 6: Final answer
    x = 29,544.51

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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.