Home / 13,727.22-20,589.46-3,866.28

Finding the Fourth Proportional to 13,727.22, 20,589.46 and 3,866.28

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Solution

The fourth proportional to 13,727.22, 20,589.46 and 3,866.28 is: 5,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.22 : 20,589.46 = 3,866.28 : x
  2. Step 2: Convert to fraction form
    13,727.22/20,589.46 = 3,866.28/x
  3. Step 3: Cross multiply
    13,727.22x = 20,589.46 × 3,866.28
  4. Step 4: Simplify right side
    13,727.22x = 79,604,617.41
  5. Step 5: Solve for x
    x = 79,604,617.41/13,727.22
  6. Step 6: Final answer
    x = 5,799.03

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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.