Home / 49,906.80-74,861.40-14,847.60

Finding the Fourth Proportional to 49,906.80, 74,861.40 and 14,847.60

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Solution

The fourth proportional to 49,906.80, 74,861.40 and 14,847.60 is: 22,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,906.80 : 74,861.40 = 14,847.60 : x
  2. Step 2: Convert to fraction form
    49,906.80/74,861.40 = 14,847.60/x
  3. Step 3: Cross multiply
    49,906.80x = 74,861.40 × 14,847.60
  4. Step 4: Simplify right side
    49,906.80x = 1,111,512,122.64
  5. Step 5: Solve for x
    x = 1,111,512,122.64/49,906.80
  6. Step 6: Final answer
    x = 22,271.76

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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.