Home / 27,310.60-37,690.44-15,212.98

Finding the Fourth Proportional to 27,310.60, 37,690.44 and 15,212.98

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Solution

The fourth proportional to 27,310.60, 37,690.44 and 15,212.98 is: 20,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.60 : 37,690.44 = 15,212.98 : x
  2. Step 2: Convert to fraction form
    27,310.60/37,690.44 = 15,212.98/x
  3. Step 3: Cross multiply
    27,310.60x = 37,690.44 × 15,212.98
  4. Step 4: Simplify right side
    27,310.60x = 573,383,909.91
  5. Step 5: Solve for x
    x = 573,383,909.91/27,310.60
  6. Step 6: Final answer
    x = 20,994.92

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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.