Home / 37,817.16-56,731.89-12,859.44

Finding the Fourth Proportional to 37,817.16, 56,731.89 and 12,859.44

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Solution

The fourth proportional to 37,817.16, 56,731.89 and 12,859.44 is: 19,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,817.16 : 56,731.89 = 12,859.44 : x
  2. Step 2: Convert to fraction form
    37,817.16/56,731.89 = 12,859.44/x
  3. Step 3: Cross multiply
    37,817.16x = 56,731.89 × 12,859.44
  4. Step 4: Simplify right side
    37,817.16x = 729,540,335.54
  5. Step 5: Solve for x
    x = 729,540,335.54/37,817.16
  6. Step 6: Final answer
    x = 19,291.25

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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.