Home / 36,378.08-50,186.23-20,847.48

Finding the Fourth Proportional to 36,378.08, 50,186.23 and 20,847.48

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Solution

The fourth proportional to 36,378.08, 50,186.23 and 20,847.48 is: 28,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378.08 : 50,186.23 = 20,847.48 : x
  2. Step 2: Convert to fraction form
    36,378.08/50,186.23 = 20,847.48/x
  3. Step 3: Cross multiply
    36,378.08x = 50,186.23 × 20,847.48
  4. Step 4: Simplify right side
    36,378.08x = 1,046,256,185.88
  5. Step 5: Solve for x
    x = 1,046,256,185.88/36,378.08
  6. Step 6: Final answer
    x = 28,760.62

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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.