Home / 36,381.43-50,206.03-20,465.98

Finding the Fourth Proportional to 36,381.43, 50,206.03 and 20,465.98

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Solution

The fourth proportional to 36,381.43, 50,206.03 and 20,465.98 is: 28,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.43 : 50,206.03 = 20,465.98 : x
  2. Step 2: Convert to fraction form
    36,381.43/50,206.03 = 20,465.98/x
  3. Step 3: Cross multiply
    36,381.43x = 50,206.03 × 20,465.98
  4. Step 4: Simplify right side
    36,381.43x = 1,027,515,605.86
  5. Step 5: Solve for x
    x = 1,027,515,605.86/36,381.43
  6. Step 6: Final answer
    x = 28,242.86

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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.