Home / 36,669.38-55,004.13-13,295.88

Finding the Fourth Proportional to 36,669.38, 55,004.13 and 13,295.88

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Solution

The fourth proportional to 36,669.38, 55,004.13 and 13,295.88 is: 19,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669.38 : 55,004.13 = 13,295.88 : x
  2. Step 2: Convert to fraction form
    36,669.38/55,004.13 = 13,295.88/x
  3. Step 3: Cross multiply
    36,669.38x = 55,004.13 × 13,295.88
  4. Step 4: Simplify right side
    36,669.38x = 731,328,311.98
  5. Step 5: Solve for x
    x = 731,328,311.98/36,669.38
  6. Step 6: Final answer
    x = 19,943.84

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1.5x scale

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.