Home / 19,557.31-26,993.75-11,604.15

Finding the Fourth Proportional to 19,557.31, 26,993.75 and 11,604.15

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Solution

The fourth proportional to 19,557.31, 26,993.75 and 11,604.15 is: 16,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.31 : 26,993.75 = 11,604.15 : x
  2. Step 2: Convert to fraction form
    19,557.31/26,993.75 = 11,604.15/x
  3. Step 3: Cross multiply
    19,557.31x = 26,993.75 × 11,604.15
  4. Step 4: Simplify right side
    19,557.31x = 313,239,524.06
  5. Step 5: Solve for x
    x = 313,239,524.06/19,557.31
  6. Step 6: Final answer
    x = 16,016.49

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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.