Home / 31,504.32-43,474.62-18,066.24

Finding the Fourth Proportional to 31,504.32, 43,474.62 and 18,066.24

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Solution

The fourth proportional to 31,504.32, 43,474.62 and 18,066.24 is: 24,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.32 : 43,474.62 = 18,066.24 : x
  2. Step 2: Convert to fraction form
    31,504.32/43,474.62 = 18,066.24/x
  3. Step 3: Cross multiply
    31,504.32x = 43,474.62 × 18,066.24
  4. Step 4: Simplify right side
    31,504.32x = 785,422,918.83
  5. Step 5: Solve for x
    x = 785,422,918.83/31,504.32
  6. Step 6: Final answer
    x = 24,930.64

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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.