Home / 36,242.80-50,015.24-20,328.10

Finding the Fourth Proportional to 36,242.80, 50,015.24 and 20,328.10

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Solution

The fourth proportional to 36,242.80, 50,015.24 and 20,328.10 is: 28,052.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242.80 : 50,015.24 = 20,328.10 : x
  2. Step 2: Convert to fraction form
    36,242.80/50,015.24 = 20,328.10/x
  3. Step 3: Cross multiply
    36,242.80x = 50,015.24 × 20,328.10
  4. Step 4: Simplify right side
    36,242.80x = 1,016,714,649.80
  5. Step 5: Solve for x
    x = 1,016,714,649.80/36,242.80
  6. Step 6: Final answer
    x = 28,052.87

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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.