Home / 33,911.82-50,890.32-13,937.70

Finding the Fourth Proportional to 33,911.82, 50,890.32 and 13,937.70

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Solution

The fourth proportional to 33,911.82, 50,890.32 and 13,937.70 is: 20,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.82 : 50,890.32 = 13,937.70 : x
  2. Step 2: Convert to fraction form
    33,911.82/50,890.32 = 13,937.70/x
  3. Step 3: Cross multiply
    33,911.82x = 50,890.32 × 13,937.70
  4. Step 4: Simplify right side
    33,911.82x = 709,294,013.06
  5. Step 5: Solve for x
    x = 709,294,013.06/33,911.82
  6. Step 6: Final answer
    x = 20,915.83

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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.