Home / 33,079.76-49,567.76-28,129.04

Finding the Fourth Proportional to 33,079.76, 49,567.76 and 28,129.04

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Solution

The fourth proportional to 33,079.76, 49,567.76 and 28,129.04 is: 42,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.76 : 49,567.76 = 28,129.04 : x
  2. Step 2: Convert to fraction form
    33,079.76/49,567.76 = 28,129.04/x
  3. Step 3: Cross multiply
    33,079.76x = 49,567.76 × 28,129.04
  4. Step 4: Simplify right side
    33,079.76x = 1,394,293,503.75
  5. Step 5: Solve for x
    x = 1,394,293,503.75/33,079.76
  6. Step 6: Final answer
    x = 42,149.44

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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.