Home / 33,815.75-46,667.90-18,911.75

Finding the Fourth Proportional to 33,815.75, 46,667.90 and 18,911.75

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Solution

The fourth proportional to 33,815.75, 46,667.90 and 18,911.75 is: 26,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.75 : 46,667.90 = 18,911.75 : x
  2. Step 2: Convert to fraction form
    33,815.75/46,667.90 = 18,911.75/x
  3. Step 3: Cross multiply
    33,815.75x = 46,667.90 × 18,911.75
  4. Step 4: Simplify right side
    33,815.75x = 882,571,657.83
  5. Step 5: Solve for x
    x = 882,571,657.83/33,815.75
  6. Step 6: Final answer
    x = 26,099.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.