Home / 23,357.53-32,234.31-13,286.89

Finding the Fourth Proportional to 23,357.53, 32,234.31 and 13,286.89

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Solution

The fourth proportional to 23,357.53, 32,234.31 and 13,286.89 is: 18,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,357.53 : 32,234.31 = 13,286.89 : x
  2. Step 2: Convert to fraction form
    23,357.53/32,234.31 = 13,286.89/x
  3. Step 3: Cross multiply
    23,357.53x = 32,234.31 × 13,286.89
  4. Step 4: Simplify right side
    23,357.53x = 428,293,731.20
  5. Step 5: Solve for x
    x = 428,293,731.20/23,357.53
  6. Step 6: Final answer
    x = 18,336.43

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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.