Home / 19,708.44-27,195.42-11,327.64

Finding the Fourth Proportional to 19,708.44, 27,195.42 and 11,327.64

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Solution

The fourth proportional to 19,708.44, 27,195.42 and 11,327.64 is: 15,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.44 : 27,195.42 = 11,327.64 : x
  2. Step 2: Convert to fraction form
    19,708.44/27,195.42 = 11,327.64/x
  3. Step 3: Cross multiply
    19,708.44x = 27,195.42 × 11,327.64
  4. Step 4: Simplify right side
    19,708.44x = 308,059,927.41
  5. Step 5: Solve for x
    x = 308,059,927.41/19,708.44
  6. Step 6: Final answer
    x = 15,630.86

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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.