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Finding the Fourth Proportional to 33,315.63, 49,973.44 and 8,691.63

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Solution

The fourth proportional to 33,315.63, 49,973.44 and 8,691.63 is: 13,037.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.63 : 49,973.44 = 8,691.63 : x
  2. Step 2: Convert to fraction form
    33,315.63/49,973.44 = 8,691.63/x
  3. Step 3: Cross multiply
    33,315.63x = 49,973.44 × 8,691.63
  4. Step 4: Simplify right side
    33,315.63x = 434,350,650.31
  5. Step 5: Solve for x
    x = 434,350,650.31/33,315.63
  6. Step 6: Final answer
    x = 13,037.44

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Similar ratio
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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.