Home / 19,951.69-27,525.61-11,450.74

Finding the Fourth Proportional to 19,951.69, 27,525.61 and 11,450.74

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Solution

The fourth proportional to 19,951.69, 27,525.61 and 11,450.74 is: 15,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.69 : 27,525.61 = 11,450.74 : x
  2. Step 2: Convert to fraction form
    19,951.69/27,525.61 = 11,450.74/x
  3. Step 3: Cross multiply
    19,951.69x = 27,525.61 × 11,450.74
  4. Step 4: Simplify right side
    19,951.69x = 315,188,603.45
  5. Step 5: Solve for x
    x = 315,188,603.45/19,951.69
  6. Step 6: Final answer
    x = 15,797.59

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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.