Home / 40,231.29-55,519.79-22,327.46

Finding the Fourth Proportional to 40,231.29, 55,519.79 and 22,327.46

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Solution

The fourth proportional to 40,231.29, 55,519.79 and 22,327.46 is: 30,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.29 : 55,519.79 = 22,327.46 : x
  2. Step 2: Convert to fraction form
    40,231.29/55,519.79 = 22,327.46/x
  3. Step 3: Cross multiply
    40,231.29x = 55,519.79 × 22,327.46
  4. Step 4: Simplify right side
    40,231.29x = 1,239,615,890.43
  5. Step 5: Solve for x
    x = 1,239,615,890.43/40,231.29
  6. Step 6: Final answer
    x = 30,812.23

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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.