Home / 22,664.50-33,888.57-20,679.37

Finding the Fourth Proportional to 22,664.50, 33,888.57 and 20,679.37

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Solution

The fourth proportional to 22,664.50, 33,888.57 and 20,679.37 is: 30,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.50 : 33,888.57 = 20,679.37 : x
  2. Step 2: Convert to fraction form
    22,664.50/33,888.57 = 20,679.37/x
  3. Step 3: Cross multiply
    22,664.50x = 33,888.57 × 20,679.37
  4. Step 4: Simplify right side
    22,664.50x = 700,794,277.80
  5. Step 5: Solve for x
    x = 700,794,277.80/22,664.50
  6. Step 6: Final answer
    x = 30,920.35

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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.