Home / 19,400.43-26,772.44-11,016.75

Finding the Fourth Proportional to 19,400.43, 26,772.44 and 11,016.75

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Solution

The fourth proportional to 19,400.43, 26,772.44 and 11,016.75 is: 15,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.43 : 26,772.44 = 11,016.75 : x
  2. Step 2: Convert to fraction form
    19,400.43/26,772.44 = 11,016.75/x
  3. Step 3: Cross multiply
    19,400.43x = 26,772.44 × 11,016.75
  4. Step 4: Simplify right side
    19,400.43x = 294,945,223.29
  5. Step 5: Solve for x
    x = 294,945,223.29/19,400.43
  6. Step 6: Final answer
    x = 15,203.03

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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.