Home / 19,917.44-27,497.44-13,212.26

Finding the Fourth Proportional to 19,917.44, 27,497.44 and 13,212.26

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Solution

The fourth proportional to 19,917.44, 27,497.44 and 13,212.26 is: 18,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.44 : 27,497.44 = 13,212.26 : x
  2. Step 2: Convert to fraction form
    19,917.44/27,497.44 = 13,212.26/x
  3. Step 3: Cross multiply
    19,917.44x = 27,497.44 × 13,212.26
  4. Step 4: Simplify right side
    19,917.44x = 363,303,326.61
  5. Step 5: Solve for x
    x = 363,303,326.61/19,917.44
  6. Step 6: Final answer
    x = 18,240.46

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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.