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Finding the Fourth Proportional to 33,813.33, 50,710.08 and 12,738.17

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Solution

The fourth proportional to 33,813.33, 50,710.08 and 12,738.17 is: 19,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,813.33 : 50,710.08 = 12,738.17 : x
  2. Step 2: Convert to fraction form
    33,813.33/50,710.08 = 12,738.17/x
  3. Step 3: Cross multiply
    33,813.33x = 50,710.08 × 12,738.17
  4. Step 4: Simplify right side
    33,813.33x = 645,953,509.05
  5. Step 5: Solve for x
    x = 645,953,509.05/33,813.33
  6. Step 6: Final answer
    x = 19,103.52

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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.