Home / 40,220.60-60,348.18-28,608.44

Finding the Fourth Proportional to 40,220.60, 60,348.18 and 28,608.44

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Solution

The fourth proportional to 40,220.60, 60,348.18 and 28,608.44 is: 42,924.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,220.60 : 60,348.18 = 28,608.44 : x
  2. Step 2: Convert to fraction form
    40,220.60/60,348.18 = 28,608.44/x
  3. Step 3: Cross multiply
    40,220.60x = 60,348.18 × 28,608.44
  4. Step 4: Simplify right side
    40,220.60x = 1,726,467,286.64
  5. Step 5: Solve for x
    x = 1,726,467,286.64/40,220.60
  6. Step 6: Final answer
    x = 42,924.95

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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.