Home / 33,188.85-49,663.45-28,564.64

Finding the Fourth Proportional to 33,188.85, 49,663.45 and 28,564.64

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Solution

The fourth proportional to 33,188.85, 49,663.45 and 28,564.64 is: 42,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,188.85 : 49,663.45 = 28,564.64 : x
  2. Step 2: Convert to fraction form
    33,188.85/49,663.45 = 28,564.64/x
  3. Step 3: Cross multiply
    33,188.85x = 49,663.45 × 28,564.64
  4. Step 4: Simplify right side
    33,188.85x = 1,418,618,570.41
  5. Step 5: Solve for x
    x = 1,418,618,570.41/33,188.85
  6. Step 6: Final answer
    x = 42,743.83

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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.