Home / 19,646.40-27,096.46-13,893.68

Finding the Fourth Proportional to 19,646.40, 27,096.46 and 13,893.68

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Solution

The fourth proportional to 19,646.40, 27,096.46 and 13,893.68 is: 19,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.40 : 27,096.46 = 13,893.68 : x
  2. Step 2: Convert to fraction form
    19,646.40/27,096.46 = 13,893.68/x
  3. Step 3: Cross multiply
    19,646.40x = 27,096.46 × 13,893.68
  4. Step 4: Simplify right side
    19,646.40x = 376,469,544.37
  5. Step 5: Solve for x
    x = 376,469,544.37/19,646.40
  6. Step 6: Final answer
    x = 19,162.27

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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.