Home / 33,009.85-49,396.50-28,582.80

Finding the Fourth Proportional to 33,009.85, 49,396.50 and 28,582.80

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Solution

The fourth proportional to 33,009.85, 49,396.50 and 28,582.80 is: 42,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.85 : 49,396.50 = 28,582.80 : x
  2. Step 2: Convert to fraction form
    33,009.85/49,396.50 = 28,582.80/x
  3. Step 3: Cross multiply
    33,009.85x = 49,396.50 × 28,582.80
  4. Step 4: Simplify right side
    33,009.85x = 1,411,890,033.22
  5. Step 5: Solve for x
    x = 1,411,890,033.22/33,009.85
  6. Step 6: Final answer
    x = 42,771.78

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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.