Home / 40,578.68-55,998.86-22,674.44

Finding the Fourth Proportional to 40,578.68, 55,998.86 and 22,674.44

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Solution

The fourth proportional to 40,578.68, 55,998.86 and 22,674.44 is: 31,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,578.68 : 55,998.86 = 22,674.44 : x
  2. Step 2: Convert to fraction form
    40,578.68/55,998.86 = 22,674.44/x
  3. Step 3: Cross multiply
    40,578.68x = 55,998.86 × 22,674.44
  4. Step 4: Simplify right side
    40,578.68x = 1,269,742,791.14
  5. Step 5: Solve for x
    x = 1,269,742,791.14/40,578.68
  6. Step 6: Final answer
    x = 31,290.88

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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.