Home / 40,417.22-55,777.49-22,512.23

Finding the Fourth Proportional to 40,417.22, 55,777.49 and 22,512.23

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Solution

The fourth proportional to 40,417.22, 55,777.49 and 22,512.23 is: 31,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,417.22 : 55,777.49 = 22,512.23 : x
  2. Step 2: Convert to fraction form
    40,417.22/55,777.49 = 22,512.23/x
  3. Step 3: Cross multiply
    40,417.22x = 55,777.49 × 22,512.23
  4. Step 4: Simplify right side
    40,417.22x = 1,255,675,683.70
  5. Step 5: Solve for x
    x = 1,255,675,683.70/40,417.22
  6. Step 6: Final answer
    x = 31,067.84

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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.