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Finding the Fourth Proportional to 51,321.97, 70,803.86 and 33,410.44

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Solution

The fourth proportional to 51,321.97, 70,803.86 and 33,410.44 is: 46,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,321.97 : 70,803.86 = 33,410.44 : x
  2. Step 2: Convert to fraction form
    51,321.97/70,803.86 = 33,410.44/x
  3. Step 3: Cross multiply
    51,321.97x = 70,803.86 × 33,410.44
  4. Step 4: Simplify right side
    51,321.97x = 2,365,588,037.75
  5. Step 5: Solve for x
    x = 2,365,588,037.75/51,321.97
  6. Step 6: Final answer
    x = 46,093.09

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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.