Home / 33,456.54-50,189.40-19,423.16

Finding the Fourth Proportional to 33,456.54, 50,189.40 and 19,423.16

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Solution

The fourth proportional to 33,456.54, 50,189.40 and 19,423.16 is: 29,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.54 : 50,189.40 = 19,423.16 : x
  2. Step 2: Convert to fraction form
    33,456.54/50,189.40 = 19,423.16/x
  3. Step 3: Cross multiply
    33,456.54x = 50,189.40 × 19,423.16
  4. Step 4: Simplify right side
    33,456.54x = 974,836,495.56
  5. Step 5: Solve for x
    x = 974,836,495.56/33,456.54
  6. Step 6: Final answer
    x = 29,137.40

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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.