Home / 19,969.98-27,558.50-11,018.04

Finding the Fourth Proportional to 19,969.98, 27,558.50 and 11,018.04

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Solution

The fourth proportional to 19,969.98, 27,558.50 and 11,018.04 is: 15,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.98 : 27,558.50 = 11,018.04 : x
  2. Step 2: Convert to fraction form
    19,969.98/27,558.50 = 11,018.04/x
  3. Step 3: Cross multiply
    19,969.98x = 27,558.50 × 11,018.04
  4. Step 4: Simplify right side
    19,969.98x = 303,640,600.25
  5. Step 5: Solve for x
    x = 303,640,600.25/19,969.98
  6. Step 6: Final answer
    x = 15,204.85

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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.