Home / 36,406.13-50,234.99-20,490.26

Finding the Fourth Proportional to 36,406.13, 50,234.99 and 20,490.26

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Solution

The fourth proportional to 36,406.13, 50,234.99 and 20,490.26 is: 28,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.13 : 50,234.99 = 20,490.26 : x
  2. Step 2: Convert to fraction form
    36,406.13/50,234.99 = 20,490.26/x
  3. Step 3: Cross multiply
    36,406.13x = 50,234.99 × 20,490.26
  4. Step 4: Simplify right side
    36,406.13x = 1,029,327,652.57
  5. Step 5: Solve for x
    x = 1,029,327,652.57/36,406.13
  6. Step 6: Final answer
    x = 28,273.47

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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.