Home / 36,727.62-55,017.51-16,978.98

Finding the Fourth Proportional to 36,727.62, 55,017.51 and 16,978.98

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Solution

The fourth proportional to 36,727.62, 55,017.51 and 16,978.98 is: 25,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727.62 : 55,017.51 = 16,978.98 : x
  2. Step 2: Convert to fraction form
    36,727.62/55,017.51 = 16,978.98/x
  3. Step 3: Cross multiply
    36,727.62x = 55,017.51 × 16,978.98
  4. Step 4: Simplify right side
    36,727.62x = 934,141,201.94
  5. Step 5: Solve for x
    x = 934,141,201.94/36,727.62
  6. Step 6: Final answer
    x = 25,434.30

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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.