Home / 36,265.16-50,043.42-20,131.21

Finding the Fourth Proportional to 36,265.16, 50,043.42 and 20,131.21

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Solution

The fourth proportional to 36,265.16, 50,043.42 and 20,131.21 is: 27,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,265.16 : 50,043.42 = 20,131.21 : x
  2. Step 2: Convert to fraction form
    36,265.16/50,043.42 = 20,131.21/x
  3. Step 3: Cross multiply
    36,265.16x = 50,043.42 × 20,131.21
  4. Step 4: Simplify right side
    36,265.16x = 1,007,434,659.69
  5. Step 5: Solve for x
    x = 1,007,434,659.69/36,265.16
  6. Step 6: Final answer
    x = 27,779.68

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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.