Home / 40,193.80-55,467.59-22,290.46

Finding the Fourth Proportional to 40,193.80, 55,467.59 and 22,290.46

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Solution

The fourth proportional to 40,193.80, 55,467.59 and 22,290.46 is: 30,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.80 : 55,467.59 = 22,290.46 : x
  2. Step 2: Convert to fraction form
    40,193.80/55,467.59 = 22,290.46/x
  3. Step 3: Cross multiply
    40,193.80x = 55,467.59 × 22,290.46
  4. Step 4: Simplify right side
    40,193.80x = 1,236,398,151.92
  5. Step 5: Solve for x
    x = 1,236,398,151.92/40,193.80
  6. Step 6: Final answer
    x = 30,760.92

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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.