Home / 36,251.32-50,029.12-20,336.80

Finding the Fourth Proportional to 36,251.32, 50,029.12 and 20,336.80

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Solution

The fourth proportional to 36,251.32, 50,029.12 and 20,336.80 is: 28,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.32 : 50,029.12 = 20,336.80 : x
  2. Step 2: Convert to fraction form
    36,251.32/50,029.12 = 20,336.80/x
  3. Step 3: Cross multiply
    36,251.32x = 50,029.12 × 20,336.80
  4. Step 4: Simplify right side
    36,251.32x = 1,017,432,207.62
  5. Step 5: Solve for x
    x = 1,017,432,207.62/36,251.32
  6. Step 6: Final answer
    x = 28,066.07

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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.