Home / 40,170.16-55,433.37-22,266.82

Finding the Fourth Proportional to 40,170.16, 55,433.37 and 22,266.82

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Solution

The fourth proportional to 40,170.16, 55,433.37 and 22,266.82 is: 30,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,170.16 : 55,433.37 = 22,266.82 : x
  2. Step 2: Convert to fraction form
    40,170.16/55,433.37 = 22,266.82/x
  3. Step 3: Cross multiply
    40,170.16x = 55,433.37 × 22,266.82
  4. Step 4: Simplify right side
    40,170.16x = 1,234,324,871.78
  5. Step 5: Solve for x
    x = 1,234,324,871.78/40,170.16
  6. Step 6: Final answer
    x = 30,727.41

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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.