Home / 27,822.70-41,734.01-18,480.94

Finding the Fourth Proportional to 27,822.70, 41,734.01 and 18,480.94

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Solution

The fourth proportional to 27,822.70, 41,734.01 and 18,480.94 is: 27,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.70 : 41,734.01 = 18,480.94 : x
  2. Step 2: Convert to fraction form
    27,822.70/41,734.01 = 18,480.94/x
  3. Step 3: Cross multiply
    27,822.70x = 41,734.01 × 18,480.94
  4. Step 4: Simplify right side
    27,822.70x = 771,283,642.36
  5. Step 5: Solve for x
    x = 771,283,642.36/27,822.70
  6. Step 6: Final answer
    x = 27,721.38

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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.