Home / 37,584.20-56,381.48-12,631.38

Finding the Fourth Proportional to 37,584.20, 56,381.48 and 12,631.38

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Solution

The fourth proportional to 37,584.20, 56,381.48 and 12,631.38 is: 18,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,584.20 : 56,381.48 = 12,631.38 : x
  2. Step 2: Convert to fraction form
    37,584.20/56,381.48 = 12,631.38/x
  3. Step 3: Cross multiply
    37,584.20x = 56,381.48 × 12,631.38
  4. Step 4: Simplify right side
    37,584.20x = 712,175,835.69
  5. Step 5: Solve for x
    x = 712,175,835.69/37,584.20
  6. Step 6: Final answer
    x = 18,948.81

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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.