Home / 33,316.76-49,975.14-13,604.60

Finding the Fourth Proportional to 33,316.76, 49,975.14 and 13,604.60

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Solution

The fourth proportional to 33,316.76, 49,975.14 and 13,604.60 is: 20,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,316.76 : 49,975.14 = 13,604.60 : x
  2. Step 2: Convert to fraction form
    33,316.76/49,975.14 = 13,604.60/x
  3. Step 3: Cross multiply
    33,316.76x = 49,975.14 × 13,604.60
  4. Step 4: Simplify right side
    33,316.76x = 679,891,789.64
  5. Step 5: Solve for x
    x = 679,891,789.64/33,316.76
  6. Step 6: Final answer
    x = 20,406.90

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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.