Home / 50,736.10-70,007.64-31,859.86

Finding the Fourth Proportional to 50,736.10, 70,007.64 and 31,859.86

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Solution

The fourth proportional to 50,736.10, 70,007.64 and 31,859.86 is: 43,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.10 : 70,007.64 = 31,859.86 : x
  2. Step 2: Convert to fraction form
    50,736.10/70,007.64 = 31,859.86/x
  3. Step 3: Cross multiply
    50,736.10x = 70,007.64 × 31,859.86
  4. Step 4: Simplify right side
    50,736.10x = 2,230,433,609.33
  5. Step 5: Solve for x
    x = 2,230,433,609.33/50,736.10
  6. Step 6: Final answer
    x = 43,961.47

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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.