Home / 19,708.44-27,196.56-11,209.42

Finding the Fourth Proportional to 19,708.44, 27,196.56 and 11,209.42

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Solution

The fourth proportional to 19,708.44, 27,196.56 and 11,209.42 is: 15,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.44 : 27,196.56 = 11,209.42 : x
  2. Step 2: Convert to fraction form
    19,708.44/27,196.56 = 11,209.42/x
  3. Step 3: Cross multiply
    19,708.44x = 27,196.56 × 11,209.42
  4. Step 4: Simplify right side
    19,708.44x = 304,857,663.60
  5. Step 5: Solve for x
    x = 304,857,663.60/19,708.44
  6. Step 6: Final answer
    x = 15,468.38

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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.