Home / 36,868.86-55,321.31-17,161.16

Finding the Fourth Proportional to 36,868.86, 55,321.31 and 17,161.16

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Solution

The fourth proportional to 36,868.86, 55,321.31 and 17,161.16 is: 25,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,868.86 : 55,321.31 = 17,161.16 : x
  2. Step 2: Convert to fraction form
    36,868.86/55,321.31 = 17,161.16/x
  3. Step 3: Cross multiply
    36,868.86x = 55,321.31 × 17,161.16
  4. Step 4: Simplify right side
    36,868.86x = 949,377,618.62
  5. Step 5: Solve for x
    x = 949,377,618.62/36,868.86
  6. Step 6: Final answer
    x = 25,750.12

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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.