Home / 36,816.21-55,233.23-11,858.63

Finding the Fourth Proportional to 36,816.21, 55,233.23 and 11,858.63

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Solution

The fourth proportional to 36,816.21, 55,233.23 and 11,858.63 is: 17,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816.21 : 55,233.23 = 11,858.63 : x
  2. Step 2: Convert to fraction form
    36,816.21/55,233.23 = 11,858.63/x
  3. Step 3: Cross multiply
    36,816.21x = 55,233.23 × 11,858.63
  4. Step 4: Simplify right side
    36,816.21x = 654,990,102.82
  5. Step 5: Solve for x
    x = 654,990,102.82/36,816.21
  6. Step 6: Final answer
    x = 17,790.81

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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.