Home / 19,064.57-28,596.62-7,817.39

Finding the Fourth Proportional to 19,064.57, 28,596.62 and 7,817.39

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Solution

The fourth proportional to 19,064.57, 28,596.62 and 7,817.39 is: 11,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.57 : 28,596.62 = 7,817.39 : x
  2. Step 2: Convert to fraction form
    19,064.57/28,596.62 = 7,817.39/x
  3. Step 3: Cross multiply
    19,064.57x = 28,596.62 × 7,817.39
  4. Step 4: Simplify right side
    19,064.57x = 223,550,749.15
  5. Step 5: Solve for x
    x = 223,550,749.15/19,064.57
  6. Step 6: Final answer
    x = 11,725.98

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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.