Home / 40,227.68-55,516.80-22,322.73

Finding the Fourth Proportional to 40,227.68, 55,516.80 and 22,322.73

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Solution

The fourth proportional to 40,227.68, 55,516.80 and 22,322.73 is: 30,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,227.68 : 55,516.80 = 22,322.73 : x
  2. Step 2: Convert to fraction form
    40,227.68/55,516.80 = 22,322.73/x
  3. Step 3: Cross multiply
    40,227.68x = 55,516.80 × 22,322.73
  4. Step 4: Simplify right side
    40,227.68x = 1,239,286,536.86
  5. Step 5: Solve for x
    x = 1,239,286,536.86/40,227.68
  6. Step 6: Final answer
    x = 30,806.81

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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.