Home / 33,890.40-50,836.68-11,705.04

Finding the Fourth Proportional to 33,890.40, 50,836.68 and 11,705.04

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Solution

The fourth proportional to 33,890.40, 50,836.68 and 11,705.04 is: 17,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.40 : 50,836.68 = 11,705.04 : x
  2. Step 2: Convert to fraction form
    33,890.40/50,836.68 = 11,705.04/x
  3. Step 3: Cross multiply
    33,890.40x = 50,836.68 × 11,705.04
  4. Step 4: Simplify right side
    33,890.40x = 595,045,372.87
  5. Step 5: Solve for x
    x = 595,045,372.87/33,890.40
  6. Step 6: Final answer
    x = 17,557.93

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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.