Home / 50,917.64-70,260.57-28,250.73

Finding the Fourth Proportional to 50,917.64, 70,260.57 and 28,250.73

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Solution

The fourth proportional to 50,917.64, 70,260.57 and 28,250.73 is: 38,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,917.64 : 70,260.57 = 28,250.73 : x
  2. Step 2: Convert to fraction form
    50,917.64/70,260.57 = 28,250.73/x
  3. Step 3: Cross multiply
    50,917.64x = 70,260.57 × 28,250.73
  4. Step 4: Simplify right side
    50,917.64x = 1,984,912,392.72
  5. Step 5: Solve for x
    x = 1,984,912,392.72/50,917.64
  6. Step 6: Final answer
    x = 38,982.81

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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.