Home / 38,234.62-57,349.91-11,936.35

Finding the Fourth Proportional to 38,234.62, 57,349.91 and 11,936.35

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Solution

The fourth proportional to 38,234.62, 57,349.91 and 11,936.35 is: 17,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.62 : 57,349.91 = 11,936.35 : x
  2. Step 2: Convert to fraction form
    38,234.62/57,349.91 = 11,936.35/x
  3. Step 3: Cross multiply
    38,234.62x = 57,349.91 × 11,936.35
  4. Step 4: Simplify right side
    38,234.62x = 684,548,538.55
  5. Step 5: Solve for x
    x = 684,548,538.55/38,234.62
  6. Step 6: Final answer
    x = 17,903.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.