Home / 33,930.56-50,888.79-12,863.34

Finding the Fourth Proportional to 33,930.56, 50,888.79 and 12,863.34

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Solution

The fourth proportional to 33,930.56, 50,888.79 and 12,863.34 is: 19,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.56 : 50,888.79 = 12,863.34 : x
  2. Step 2: Convert to fraction form
    33,930.56/50,888.79 = 12,863.34/x
  3. Step 3: Cross multiply
    33,930.56x = 50,888.79 × 12,863.34
  4. Step 4: Simplify right side
    33,930.56x = 654,599,807.96
  5. Step 5: Solve for x
    x = 654,599,807.96/33,930.56
  6. Step 6: Final answer
    x = 19,292.34

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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.