Home / 48,954.38-67,556.85-28,811.12

Finding the Fourth Proportional to 48,954.38, 67,556.85 and 28,811.12

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Solution

The fourth proportional to 48,954.38, 67,556.85 and 28,811.12 is: 39,759.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,954.38 : 67,556.85 = 28,811.12 : x
  2. Step 2: Convert to fraction form
    48,954.38/67,556.85 = 28,811.12/x
  3. Step 3: Cross multiply
    48,954.38x = 67,556.85 × 28,811.12
  4. Step 4: Simplify right side
    48,954.38x = 1,946,388,512.17
  5. Step 5: Solve for x
    x = 1,946,388,512.17/48,954.38
  6. Step 6: Final answer
    x = 39,759.23

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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.