Home / 47,727.64-71,594.82-12,667

Finding the Fourth Proportional to 47,727.64, 71,594.82 and 12,667

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Solution

The fourth proportional to 47,727.64, 71,594.82 and 12,667 is: 19,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,727.64 : 71,594.82 = 12,667 : x
  2. Step 2: Convert to fraction form
    47,727.64/71,594.82 = 12,667/x
  3. Step 3: Cross multiply
    47,727.64x = 71,594.82 × 12,667
  4. Step 4: Simplify right side
    47,727.64x = 906,891,584.94
  5. Step 5: Solve for x
    x = 906,891,584.94/47,727.64
  6. Step 6: Final answer
    x = 19,001.39

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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.