Home / 49,651.44-68,499.60-28,419.36

Finding the Fourth Proportional to 49,651.44, 68,499.60 and 28,419.36

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Solution

The fourth proportional to 49,651.44, 68,499.60 and 28,419.36 is: 39,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,651.44 : 68,499.60 = 28,419.36 : x
  2. Step 2: Convert to fraction form
    49,651.44/68,499.60 = 28,419.36/x
  3. Step 3: Cross multiply
    49,651.44x = 68,499.60 × 28,419.36
  4. Step 4: Simplify right side
    49,651.44x = 1,946,714,792.26
  5. Step 5: Solve for x
    x = 1,946,714,792.26/49,651.44
  6. Step 6: Final answer
    x = 39,207.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.