Home / 36,786.54-55,173.62-10,485.03

Finding the Fourth Proportional to 36,786.54, 55,173.62 and 10,485.03

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Solution

The fourth proportional to 36,786.54, 55,173.62 and 10,485.03 is: 15,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.54 : 55,173.62 = 10,485.03 : x
  2. Step 2: Convert to fraction form
    36,786.54/55,173.62 = 10,485.03/x
  3. Step 3: Cross multiply
    36,786.54x = 55,173.62 × 10,485.03
  4. Step 4: Simplify right side
    36,786.54x = 578,497,008.48
  5. Step 5: Solve for x
    x = 578,497,008.48/36,786.54
  6. Step 6: Final answer
    x = 15,725.78

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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.