Home / 27,992.14-41,987.55-11,347.72

Finding the Fourth Proportional to 27,992.14, 41,987.55 and 11,347.72

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Solution

The fourth proportional to 27,992.14, 41,987.55 and 11,347.72 is: 17,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,992.14 : 41,987.55 = 11,347.72 : x
  2. Step 2: Convert to fraction form
    27,992.14/41,987.55 = 11,347.72/x
  3. Step 3: Cross multiply
    27,992.14x = 41,987.55 × 11,347.72
  4. Step 4: Simplify right side
    27,992.14x = 476,462,960.89
  5. Step 5: Solve for x
    x = 476,462,960.89/27,992.14
  6. Step 6: Final answer
    x = 17,021.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.