Home / 21,841.26-32,761.87-5,425.26

Finding the Fourth Proportional to 21,841.26, 32,761.87 and 5,425.26

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Solution

The fourth proportional to 21,841.26, 32,761.87 and 5,425.26 is: 8,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841.26 : 32,761.87 = 5,425.26 : x
  2. Step 2: Convert to fraction form
    21,841.26/32,761.87 = 5,425.26/x
  3. Step 3: Cross multiply
    21,841.26x = 32,761.87 × 5,425.26
  4. Step 4: Simplify right side
    21,841.26x = 177,741,662.84
  5. Step 5: Solve for x
    x = 177,741,662.84/21,841.26
  6. Step 6: Final answer
    x = 8,137.89

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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.