Home / 36,787.68-55,167.60-15,726.84

Finding the Fourth Proportional to 36,787.68, 55,167.60 and 15,726.84

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Solution

The fourth proportional to 36,787.68, 55,167.60 and 15,726.84 is: 23,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.68 : 55,167.60 = 15,726.84 : x
  2. Step 2: Convert to fraction form
    36,787.68/55,167.60 = 15,726.84/x
  3. Step 3: Cross multiply
    36,787.68x = 55,167.60 × 15,726.84
  4. Step 4: Simplify right side
    36,787.68x = 867,612,018.38
  5. Step 5: Solve for x
    x = 867,612,018.38/36,787.68
  6. Step 6: Final answer
    x = 23,584.31

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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.