Home / 40,392.24-55,743.84-22,487.28

Finding the Fourth Proportional to 40,392.24, 55,743.84 and 22,487.28

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Solution

The fourth proportional to 40,392.24, 55,743.84 and 22,487.28 is: 31,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.24 : 55,743.84 = 22,487.28 : x
  2. Step 2: Convert to fraction form
    40,392.24/55,743.84 = 22,487.28/x
  3. Step 3: Cross multiply
    40,392.24x = 55,743.84 × 22,487.28
  4. Step 4: Simplify right side
    40,392.24x = 1,253,527,338.36
  5. Step 5: Solve for x
    x = 1,253,527,338.36/40,392.24
  6. Step 6: Final answer
    x = 31,033.87

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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.