Home / 33,709.42-50,569.59-12,651.09

Finding the Fourth Proportional to 33,709.42, 50,569.59 and 12,651.09

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Solution

The fourth proportional to 33,709.42, 50,569.59 and 12,651.09 is: 18,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,709.42 : 50,569.59 = 12,651.09 : x
  2. Step 2: Convert to fraction form
    33,709.42/50,569.59 = 12,651.09/x
  3. Step 3: Cross multiply
    33,709.42x = 50,569.59 × 12,651.09
  4. Step 4: Simplify right side
    33,709.42x = 639,760,256.58
  5. Step 5: Solve for x
    x = 639,760,256.58/33,709.42
  6. Step 6: Final answer
    x = 18,978.68

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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.