Home / 36,654.31-54,954.55-11,679.99

Finding the Fourth Proportional to 36,654.31, 54,954.55 and 11,679.99

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Solution

The fourth proportional to 36,654.31, 54,954.55 and 11,679.99 is: 17,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,654.31 : 54,954.55 = 11,679.99 : x
  2. Step 2: Convert to fraction form
    36,654.31/54,954.55 = 11,679.99/x
  3. Step 3: Cross multiply
    36,654.31x = 54,954.55 × 11,679.99
  4. Step 4: Simplify right side
    36,654.31x = 641,868,594.45
  5. Step 5: Solve for x
    x = 641,868,594.45/36,654.31
  6. Step 6: Final answer
    x = 17,511.41

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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.