Home / 31,584.12-47,383.98-9,397.44

Finding the Fourth Proportional to 31,584.12, 47,383.98 and 9,397.44

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Solution

The fourth proportional to 31,584.12, 47,383.98 and 9,397.44 is: 14,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.12 : 47,383.98 = 9,397.44 : x
  2. Step 2: Convert to fraction form
    31,584.12/47,383.98 = 9,397.44/x
  3. Step 3: Cross multiply
    31,584.12x = 47,383.98 × 9,397.44
  4. Step 4: Simplify right side
    31,584.12x = 445,288,109.01
  5. Step 5: Solve for x
    x = 445,288,109.01/31,584.12
  6. Step 6: Final answer
    x = 14,098.48

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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.