Home / 36,633.42-54,829.80-27,819.78

Finding the Fourth Proportional to 36,633.42, 54,829.80 and 27,819.78

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Solution

The fourth proportional to 36,633.42, 54,829.80 and 27,819.78 is: 41,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,633.42 : 54,829.80 = 27,819.78 : x
  2. Step 2: Convert to fraction form
    36,633.42/54,829.80 = 27,819.78/x
  3. Step 3: Cross multiply
    36,633.42x = 54,829.80 × 27,819.78
  4. Step 4: Simplify right side
    36,633.42x = 1,525,352,973.44
  5. Step 5: Solve for x
    x = 1,525,352,973.44/36,633.42
  6. Step 6: Final answer
    x = 41,638.29

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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.