Home / 33,921.70-50,887.06-12,571.46

Finding the Fourth Proportional to 33,921.70, 50,887.06 and 12,571.46

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Solution

The fourth proportional to 33,921.70, 50,887.06 and 12,571.46 is: 18,858.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.70 : 50,887.06 = 12,571.46 : x
  2. Step 2: Convert to fraction form
    33,921.70/50,887.06 = 12,571.46/x
  3. Step 3: Cross multiply
    33,921.70x = 50,887.06 × 12,571.46
  4. Step 4: Simplify right side
    33,921.70x = 639,724,607.88
  5. Step 5: Solve for x
    x = 639,724,607.88/33,921.70
  6. Step 6: Final answer
    x = 18,858.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.