Home / 36,640.72-50,473.70-31,245.58

Finding the Fourth Proportional to 36,640.72, 50,473.70 and 31,245.58

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Solution

The fourth proportional to 36,640.72, 50,473.70 and 31,245.58 is: 43,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.72 : 50,473.70 = 31,245.58 : x
  2. Step 2: Convert to fraction form
    36,640.72/50,473.70 = 31,245.58/x
  3. Step 3: Cross multiply
    36,640.72x = 50,473.70 × 31,245.58
  4. Step 4: Simplify right side
    36,640.72x = 1,577,080,055.28
  5. Step 5: Solve for x
    x = 1,577,080,055.28/36,640.72
  6. Step 6: Final answer
    x = 43,041.73

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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.