Home / 31,527.62-43,508.41-17,380.97

Finding the Fourth Proportional to 31,527.62, 43,508.41 and 17,380.97

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Solution

The fourth proportional to 31,527.62, 43,508.41 and 17,380.97 is: 23,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.62 : 43,508.41 = 17,380.97 : x
  2. Step 2: Convert to fraction form
    31,527.62/43,508.41 = 17,380.97/x
  3. Step 3: Cross multiply
    31,527.62x = 43,508.41 × 17,380.97
  4. Step 4: Simplify right side
    31,527.62x = 756,218,173.28
  5. Step 5: Solve for x
    x = 756,218,173.28/31,527.62
  6. Step 6: Final answer
    x = 23,985.90

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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.