Home / 19,992.84-27,589.98-11,040.27

Finding the Fourth Proportional to 19,992.84, 27,589.98 and 11,040.27

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Solution

The fourth proportional to 19,992.84, 27,589.98 and 11,040.27 is: 15,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.84 : 27,589.98 = 11,040.27 : x
  2. Step 2: Convert to fraction form
    19,992.84/27,589.98 = 11,040.27/x
  3. Step 3: Cross multiply
    19,992.84x = 27,589.98 × 11,040.27
  4. Step 4: Simplify right side
    19,992.84x = 304,600,828.49
  5. Step 5: Solve for x
    x = 304,600,828.49/19,992.84
  6. Step 6: Final answer
    x = 15,235.50

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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.