Home / 35,556.06-49,067.22-20,451.60

Finding the Fourth Proportional to 35,556.06, 49,067.22 and 20,451.60

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Solution

The fourth proportional to 35,556.06, 49,067.22 and 20,451.60 is: 28,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,556.06 : 49,067.22 = 20,451.60 : x
  2. Step 2: Convert to fraction form
    35,556.06/49,067.22 = 20,451.60/x
  3. Step 3: Cross multiply
    35,556.06x = 49,067.22 × 20,451.60
  4. Step 4: Simplify right side
    35,556.06x = 1,003,503,156.55
  5. Step 5: Solve for x
    x = 1,003,503,156.55/35,556.06
  6. Step 6: Final answer
    x = 28,223.13

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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.