Home / 36,406.86-50,234.76-20,487.93

Finding the Fourth Proportional to 36,406.86, 50,234.76 and 20,487.93

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Solution

The fourth proportional to 36,406.86, 50,234.76 and 20,487.93 is: 28,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.86 : 50,234.76 = 20,487.93 : x
  2. Step 2: Convert to fraction form
    36,406.86/50,234.76 = 20,487.93/x
  3. Step 3: Cross multiply
    36,406.86x = 50,234.76 × 20,487.93
  4. Step 4: Simplify right side
    36,406.86x = 1,029,206,246.45
  5. Step 5: Solve for x
    x = 1,029,206,246.45/36,406.86
  6. Step 6: Final answer
    x = 28,269.57

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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.