Home / 33,828.64-46,682.43-18,721.02

Finding the Fourth Proportional to 33,828.64, 46,682.43 and 18,721.02

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Solution

The fourth proportional to 33,828.64, 46,682.43 and 18,721.02 is: 25,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.64 : 46,682.43 = 18,721.02 : x
  2. Step 2: Convert to fraction form
    33,828.64/46,682.43 = 18,721.02/x
  3. Step 3: Cross multiply
    33,828.64x = 46,682.43 × 18,721.02
  4. Step 4: Simplify right side
    33,828.64x = 873,942,810.53
  5. Step 5: Solve for x
    x = 873,942,810.53/33,828.64
  6. Step 6: Final answer
    x = 25,834.41

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Why These Related Problems?

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