Home / 12,448.33-18,675.65-3,683.23

Finding the Fourth Proportional to 12,448.33, 18,675.65 and 3,683.23

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Solution

The fourth proportional to 12,448.33, 18,675.65 and 3,683.23 is: 5,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.33 : 18,675.65 = 3,683.23 : x
  2. Step 2: Convert to fraction form
    12,448.33/18,675.65 = 3,683.23/x
  3. Step 3: Cross multiply
    12,448.33x = 18,675.65 × 3,683.23
  4. Step 4: Simplify right side
    12,448.33x = 68,786,714.35
  5. Step 5: Solve for x
    x = 68,786,714.35/12,448.33
  6. Step 6: Final answer
    x = 5,525.78

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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.