Home / 39,880.98-59,765.03-22,119.46

Finding the Fourth Proportional to 39,880.98, 59,765.03 and 22,119.46

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Solution

The fourth proportional to 39,880.98, 59,765.03 and 22,119.46 is: 33,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,880.98 : 59,765.03 = 22,119.46 : x
  2. Step 2: Convert to fraction form
    39,880.98/59,765.03 = 22,119.46/x
  3. Step 3: Cross multiply
    39,880.98x = 59,765.03 × 22,119.46
  4. Step 4: Simplify right side
    39,880.98x = 1,321,970,245.78
  5. Step 5: Solve for x
    x = 1,321,970,245.78/39,880.98
  6. Step 6: Final answer
    x = 33,147.89

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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.