Home / 36,787.10-55,137.45-17,023.91

Finding the Fourth Proportional to 36,787.10, 55,137.45 and 17,023.91

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Solution

The fourth proportional to 36,787.10, 55,137.45 and 17,023.91 is: 25,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.10 : 55,137.45 = 17,023.91 : x
  2. Step 2: Convert to fraction form
    36,787.10/55,137.45 = 17,023.91/x
  3. Step 3: Cross multiply
    36,787.10x = 55,137.45 × 17,023.91
  4. Step 4: Simplify right side
    36,787.10x = 938,654,986.43
  5. Step 5: Solve for x
    x = 938,654,986.43/36,787.10
  6. Step 6: Final answer
    x = 25,515.87

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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.