Home / 13,726.12-20,592.48-3,865.36

Finding the Fourth Proportional to 13,726.12, 20,592.48 and 3,865.36

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Solution

The fourth proportional to 13,726.12, 20,592.48 and 3,865.36 is: 5,798.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.12 : 20,592.48 = 3,865.36 : x
  2. Step 2: Convert to fraction form
    13,726.12/20,592.48 = 3,865.36/x
  3. Step 3: Cross multiply
    13,726.12x = 20,592.48 × 3,865.36
  4. Step 4: Simplify right side
    13,726.12x = 79,597,348.49
  5. Step 5: Solve for x
    x = 79,597,348.49/13,726.12
  6. Step 6: Final answer
    x = 5,798.97

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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.