Home / 33,318.69-49,991.70-13,599.24

Finding the Fourth Proportional to 33,318.69, 49,991.70 and 13,599.24

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Solution

The fourth proportional to 33,318.69, 49,991.70 and 13,599.24 is: 20,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,318.69 : 49,991.70 = 13,599.24 : x
  2. Step 2: Convert to fraction form
    33,318.69/49,991.70 = 13,599.24/x
  3. Step 3: Cross multiply
    33,318.69x = 49,991.70 × 13,599.24
  4. Step 4: Simplify right side
    33,318.69x = 679,848,808.35
  5. Step 5: Solve for x
    x = 679,848,808.35/33,318.69
  6. Step 6: Final answer
    x = 20,404.43

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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.