Home / 19,400.88-26,772.48-11,016.48

Finding the Fourth Proportional to 19,400.88, 26,772.48 and 11,016.48

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Solution

The fourth proportional to 19,400.88, 26,772.48 and 11,016.48 is: 15,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.88 : 26,772.48 = 11,016.48 : x
  2. Step 2: Convert to fraction form
    19,400.88/26,772.48 = 11,016.48/x
  3. Step 3: Cross multiply
    19,400.88x = 26,772.48 × 11,016.48
  4. Step 4: Simplify right side
    19,400.88x = 294,938,490.47
  5. Step 5: Solve for x
    x = 294,938,490.47/19,400.88
  6. Step 6: Final answer
    x = 15,202.33

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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.