Home / 36,399.04-50,104.37-31,379.87

Finding the Fourth Proportional to 36,399.04, 50,104.37 and 31,379.87

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Solution

The fourth proportional to 36,399.04, 50,104.37 and 31,379.87 is: 43,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.04 : 50,104.37 = 31,379.87 : x
  2. Step 2: Convert to fraction form
    36,399.04/50,104.37 = 31,379.87/x
  3. Step 3: Cross multiply
    36,399.04x = 50,104.37 × 31,379.87
  4. Step 4: Simplify right side
    36,399.04x = 1,572,268,820.74
  5. Step 5: Solve for x
    x = 1,572,268,820.74/36,399.04
  6. Step 6: Final answer
    x = 43,195.34

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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.