Home / 36,429.32-50,273.30-20,297.69

Finding the Fourth Proportional to 36,429.32, 50,273.30 and 20,297.69

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Solution

The fourth proportional to 36,429.32, 50,273.30 and 20,297.69 is: 28,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429.32 : 50,273.30 = 20,297.69 : x
  2. Step 2: Convert to fraction form
    36,429.32/50,273.30 = 20,297.69/x
  3. Step 3: Cross multiply
    36,429.32x = 50,273.30 × 20,297.69
  4. Step 4: Simplify right side
    36,429.32x = 1,020,431,858.68
  5. Step 5: Solve for x
    x = 1,020,431,858.68/36,429.32
  6. Step 6: Final answer
    x = 28,011.28

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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.