Home / 27,992.96-38,635.08-19,034.36

Finding the Fourth Proportional to 27,992.96, 38,635.08 and 19,034.36

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Solution

The fourth proportional to 27,992.96, 38,635.08 and 19,034.36 is: 26,270.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,992.96 : 38,635.08 = 19,034.36 : x
  2. Step 2: Convert to fraction form
    27,992.96/38,635.08 = 19,034.36/x
  3. Step 3: Cross multiply
    27,992.96x = 38,635.08 × 19,034.36
  4. Step 4: Simplify right side
    27,992.96x = 735,394,021.35
  5. Step 5: Solve for x
    x = 735,394,021.35/27,992.96
  6. Step 6: Final answer
    x = 26,270.68

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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.