Home / 14,847.26-20,489.22-8,133.30

Finding the Fourth Proportional to 14,847.26, 20,489.22 and 8,133.30

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Solution

The fourth proportional to 14,847.26, 20,489.22 and 8,133.30 is: 11,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.26 : 20,489.22 = 8,133.30 : x
  2. Step 2: Convert to fraction form
    14,847.26/20,489.22 = 8,133.30/x
  3. Step 3: Cross multiply
    14,847.26x = 20,489.22 × 8,133.30
  4. Step 4: Simplify right side
    14,847.26x = 166,644,973.03
  5. Step 5: Solve for x
    x = 166,644,973.03/14,847.26
  6. Step 6: Final answer
    x = 11,223.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.