Home / 33,008.85-49,395-28,581.80

Finding the Fourth Proportional to 33,008.85, 49,395 and 28,581.80

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Solution

The fourth proportional to 33,008.85, 49,395 and 28,581.80 is: 42,770.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.85 : 49,395 = 28,581.80 : x
  2. Step 2: Convert to fraction form
    33,008.85/49,395 = 28,581.80/x
  3. Step 3: Cross multiply
    33,008.85x = 49,395 × 28,581.80
  4. Step 4: Simplify right side
    33,008.85x = 1,411,797,764.03
  5. Step 5: Solve for x
    x = 1,411,797,764.03/33,008.85
  6. Step 6: Final answer
    x = 42,770.28

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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.