Home / 37,052.76-55,584.90-12,423

Finding the Fourth Proportional to 37,052.76, 55,584.90 and 12,423

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Solution

The fourth proportional to 37,052.76, 55,584.90 and 12,423 is: 18,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,052.76 : 55,584.90 = 12,423 : x
  2. Step 2: Convert to fraction form
    37,052.76/55,584.90 = 12,423/x
  3. Step 3: Cross multiply
    37,052.76x = 55,584.90 × 12,423
  4. Step 4: Simplify right side
    37,052.76x = 690,531,212.70
  5. Step 5: Solve for x
    x = 690,531,212.70/37,052.76
  6. Step 6: Final answer
    x = 18,636.43

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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.