Home / 33,802.20-50,789.70-30,000.60

Finding the Fourth Proportional to 33,802.20, 50,789.70 and 30,000.60

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Solution

The fourth proportional to 33,802.20, 50,789.70 and 30,000.60 is: 45,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,802.20 : 50,789.70 = 30,000.60 : x
  2. Step 2: Convert to fraction form
    33,802.20/50,789.70 = 30,000.60/x
  3. Step 3: Cross multiply
    33,802.20x = 50,789.70 × 30,000.60
  4. Step 4: Simplify right side
    33,802.20x = 1,523,721,473.82
  5. Step 5: Solve for x
    x = 1,523,721,473.82/33,802.20
  6. Step 6: Final answer
    x = 45,077.58

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1.5x scale

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.