Home / 33,425.10-50,131.37-16,780.64

Finding the Fourth Proportional to 33,425.10, 50,131.37 and 16,780.64

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Solution

The fourth proportional to 33,425.10, 50,131.37 and 16,780.64 is: 25,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.10 : 50,131.37 = 16,780.64 : x
  2. Step 2: Convert to fraction form
    33,425.10/50,131.37 = 16,780.64/x
  3. Step 3: Cross multiply
    33,425.10x = 50,131.37 × 16,780.64
  4. Step 4: Simplify right side
    33,425.10x = 841,236,263.97
  5. Step 5: Solve for x
    x = 841,236,263.97/33,425.10
  6. Step 6: Final answer
    x = 25,167.80

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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.