Home / 33,283.13-49,943.88-18,490.80

Finding the Fourth Proportional to 33,283.13, 49,943.88 and 18,490.80

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Solution

The fourth proportional to 33,283.13, 49,943.88 and 18,490.80 is: 27,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.13 : 49,943.88 = 18,490.80 : x
  2. Step 2: Convert to fraction form
    33,283.13/49,943.88 = 18,490.80/x
  3. Step 3: Cross multiply
    33,283.13x = 49,943.88 × 18,490.80
  4. Step 4: Simplify right side
    33,283.13x = 923,502,296.30
  5. Step 5: Solve for x
    x = 923,502,296.30/33,283.13
  6. Step 6: Final answer
    x = 27,746.86

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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.