Home / 36,245.45-50,018.64-20,329.85

Finding the Fourth Proportional to 36,245.45, 50,018.64 and 20,329.85

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Solution

The fourth proportional to 36,245.45, 50,018.64 and 20,329.85 is: 28,055.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.45 : 50,018.64 = 20,329.85 : x
  2. Step 2: Convert to fraction form
    36,245.45/50,018.64 = 20,329.85/x
  3. Step 3: Cross multiply
    36,245.45x = 50,018.64 × 20,329.85
  4. Step 4: Simplify right side
    36,245.45x = 1,016,871,448.40
  5. Step 5: Solve for x
    x = 1,016,871,448.40/36,245.45
  6. Step 6: Final answer
    x = 28,055.15

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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.