Home / 12,369.21-18,556.41-4,048.59

Finding the Fourth Proportional to 12,369.21, 18,556.41 and 4,048.59

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Solution

The fourth proportional to 12,369.21, 18,556.41 and 4,048.59 is: 6,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.21 : 18,556.41 = 4,048.59 : x
  2. Step 2: Convert to fraction form
    12,369.21/18,556.41 = 4,048.59/x
  3. Step 3: Cross multiply
    12,369.21x = 18,556.41 × 4,048.59
  4. Step 4: Simplify right side
    12,369.21x = 75,127,295.96
  5. Step 5: Solve for x
    x = 75,127,295.96/12,369.21
  6. Step 6: Final answer
    x = 6,073.73

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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.