Home / 30,243.41-41,734.71-16,813.68

Finding the Fourth Proportional to 30,243.41, 41,734.71 and 16,813.68

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Solution

The fourth proportional to 30,243.41, 41,734.71 and 16,813.68 is: 23,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.41 : 41,734.71 = 16,813.68 : x
  2. Step 2: Convert to fraction form
    30,243.41/41,734.71 = 16,813.68/x
  3. Step 3: Cross multiply
    30,243.41x = 41,734.71 × 16,813.68
  4. Step 4: Simplify right side
    30,243.41x = 701,714,058.83
  5. Step 5: Solve for x
    x = 701,714,058.83/30,243.41
  6. Step 6: Final answer
    x = 23,202.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.