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Finding the Fourth Proportional to 33,930.55, 50,896.03 and 10,238.19

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Solution

The fourth proportional to 33,930.55, 50,896.03 and 10,238.19 is: 15,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.55 : 50,896.03 = 10,238.19 : x
  2. Step 2: Convert to fraction form
    33,930.55/50,896.03 = 10,238.19/x
  3. Step 3: Cross multiply
    33,930.55x = 50,896.03 × 10,238.19
  4. Step 4: Simplify right side
    33,930.55x = 521,083,225.39
  5. Step 5: Solve for x
    x = 521,083,225.39/33,930.55
  6. Step 6: Final answer
    x = 15,357.35

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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.