Home / 19,992.03-27,556.65-15,196.02

Finding the Fourth Proportional to 19,992.03, 27,556.65 and 15,196.02

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Solution

The fourth proportional to 19,992.03, 27,556.65 and 15,196.02 is: 20,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.03 : 27,556.65 = 15,196.02 : x
  2. Step 2: Convert to fraction form
    19,992.03/27,556.65 = 15,196.02/x
  3. Step 3: Cross multiply
    19,992.03x = 27,556.65 × 15,196.02
  4. Step 4: Simplify right side
    19,992.03x = 418,751,404.53
  5. Step 5: Solve for x
    x = 418,751,404.53/19,992.03
  6. Step 6: Final answer
    x = 20,945.92

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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.