Home / 40,195.38-55,465.99-22,290.33

Finding the Fourth Proportional to 40,195.38, 55,465.99 and 22,290.33

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Solution

The fourth proportional to 40,195.38, 55,465.99 and 22,290.33 is: 30,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,195.38 : 55,465.99 = 22,290.33 : x
  2. Step 2: Convert to fraction form
    40,195.38/55,465.99 = 22,290.33/x
  3. Step 3: Cross multiply
    40,195.38x = 55,465.99 × 22,290.33
  4. Step 4: Simplify right side
    40,195.38x = 1,236,355,220.88
  5. Step 5: Solve for x
    x = 1,236,355,220.88/40,195.38
  6. Step 6: Final answer
    x = 30,758.64

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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.