Home / 15,481.79-23,222.68-3,794.91

Finding the Fourth Proportional to 15,481.79, 23,222.68 and 3,794.91

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Solution

The fourth proportional to 15,481.79, 23,222.68 and 3,794.91 is: 5,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.79 : 23,222.68 = 3,794.91 : x
  2. Step 2: Convert to fraction form
    15,481.79/23,222.68 = 3,794.91/x
  3. Step 3: Cross multiply
    15,481.79x = 23,222.68 × 3,794.91
  4. Step 4: Simplify right side
    15,481.79x = 88,127,980.56
  5. Step 5: Solve for x
    x = 88,127,980.56/15,481.79
  6. Step 6: Final answer
    x = 5,692.36

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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.