Home / 40,156.21-55,414.92-22,251.16

Finding the Fourth Proportional to 40,156.21, 55,414.92 and 22,251.16

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Solution

The fourth proportional to 40,156.21, 55,414.92 and 22,251.16 is: 30,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.21 : 55,414.92 = 22,251.16 : x
  2. Step 2: Convert to fraction form
    40,156.21/55,414.92 = 22,251.16/x
  3. Step 3: Cross multiply
    40,156.21x = 55,414.92 × 22,251.16
  4. Step 4: Simplify right side
    40,156.21x = 1,233,046,251.31
  5. Step 5: Solve for x
    x = 1,233,046,251.31/40,156.21
  6. Step 6: Final answer
    x = 30,706.24

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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.