Home / 13,822.36-19,086.78-11,852.44

Finding the Fourth Proportional to 13,822.36, 19,086.78 and 11,852.44

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Solution

The fourth proportional to 13,822.36, 19,086.78 and 11,852.44 is: 16,366.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.36 : 19,086.78 = 11,852.44 : x
  2. Step 2: Convert to fraction form
    13,822.36/19,086.78 = 11,852.44/x
  3. Step 3: Cross multiply
    13,822.36x = 19,086.78 × 11,852.44
  4. Step 4: Simplify right side
    13,822.36x = 226,224,914.74
  5. Step 5: Solve for x
    x = 226,224,914.74/13,822.36
  6. Step 6: Final answer
    x = 16,366.59

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1.5x scale

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.