Home / 19,196.22-26,490.84-11,131.44

Finding the Fourth Proportional to 19,196.22, 26,490.84 and 11,131.44

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Solution

The fourth proportional to 19,196.22, 26,490.84 and 11,131.44 is: 15,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.22 : 26,490.84 = 11,131.44 : x
  2. Step 2: Convert to fraction form
    19,196.22/26,490.84 = 11,131.44/x
  3. Step 3: Cross multiply
    19,196.22x = 26,490.84 × 11,131.44
  4. Step 4: Simplify right side
    19,196.22x = 294,881,196.01
  5. Step 5: Solve for x
    x = 294,881,196.01/19,196.22
  6. Step 6: Final answer
    x = 15,361.42

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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.