Home / 19,992.03-27,589.43-11,040.10

Finding the Fourth Proportional to 19,992.03, 27,589.43 and 11,040.10

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Solution

The fourth proportional to 19,992.03, 27,589.43 and 11,040.10 is: 15,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.03 : 27,589.43 = 11,040.10 : x
  2. Step 2: Convert to fraction form
    19,992.03/27,589.43 = 11,040.10/x
  3. Step 3: Cross multiply
    19,992.03x = 27,589.43 × 11,040.10
  4. Step 4: Simplify right side
    19,992.03x = 304,590,128.23
  5. Step 5: Solve for x
    x = 304,590,128.23/19,992.03
  6. Step 6: Final answer
    x = 15,235.58

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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.