Home / 29,721.09-44,609.37-15,691.50

Finding the Fourth Proportional to 29,721.09, 44,609.37 and 15,691.50

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Solution

The fourth proportional to 29,721.09, 44,609.37 and 15,691.50 is: 23,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.09 : 44,609.37 = 15,691.50 : x
  2. Step 2: Convert to fraction form
    29,721.09/44,609.37 = 15,691.50/x
  3. Step 3: Cross multiply
    29,721.09x = 44,609.37 × 15,691.50
  4. Step 4: Simplify right side
    29,721.09x = 699,987,929.36
  5. Step 5: Solve for x
    x = 699,987,929.36/29,721.09
  6. Step 6: Final answer
    x = 23,551.89

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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.