Home / 36,786.20-50,790.99-28,728.93

Finding the Fourth Proportional to 36,786.20, 50,790.99 and 28,728.93

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Solution

The fourth proportional to 36,786.20, 50,790.99 and 28,728.93 is: 39,666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.20 : 50,790.99 = 28,728.93 : x
  2. Step 2: Convert to fraction form
    36,786.20/50,790.99 = 28,728.93/x
  3. Step 3: Cross multiply
    36,786.20x = 50,790.99 × 28,728.93
  4. Step 4: Simplify right side
    36,786.20x = 1,459,170,796.34
  5. Step 5: Solve for x
    x = 1,459,170,796.34/36,786.20
  6. Step 6: Final answer
    x = 39,666.26

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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.