Home / 40,168.27-55,435.53-22,268.89

Finding the Fourth Proportional to 40,168.27, 55,435.53 and 22,268.89

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Solution

The fourth proportional to 40,168.27, 55,435.53 and 22,268.89 is: 30,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,168.27 : 55,435.53 = 22,268.89 : x
  2. Step 2: Convert to fraction form
    40,168.27/55,435.53 = 22,268.89/x
  3. Step 3: Cross multiply
    40,168.27x = 55,435.53 × 22,268.89
  4. Step 4: Simplify right side
    40,168.27x = 1,234,487,719.66
  5. Step 5: Solve for x
    x = 1,234,487,719.66/40,168.27
  6. Step 6: Final answer
    x = 30,732.91

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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.