Home / 19,063.69-28,596.44-9,211.25

Finding the Fourth Proportional to 19,063.69, 28,596.44 and 9,211.25

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Solution

The fourth proportional to 19,063.69, 28,596.44 and 9,211.25 is: 13,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.69 : 28,596.44 = 9,211.25 : x
  2. Step 2: Convert to fraction form
    19,063.69/28,596.44 = 9,211.25/x
  3. Step 3: Cross multiply
    19,063.69x = 28,596.44 × 9,211.25
  4. Step 4: Simplify right side
    19,063.69x = 263,408,957.95
  5. Step 5: Solve for x
    x = 263,408,957.95/19,063.69
  6. Step 6: Final answer
    x = 13,817.31

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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.