Home / 13,649.24-20,476.80-8,096.09

Finding the Fourth Proportional to 13,649.24, 20,476.80 and 8,096.09

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Solution

The fourth proportional to 13,649.24, 20,476.80 and 8,096.09 is: 12,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,649.24 : 20,476.80 = 8,096.09 : x
  2. Step 2: Convert to fraction form
    13,649.24/20,476.80 = 8,096.09/x
  3. Step 3: Cross multiply
    13,649.24x = 20,476.80 × 8,096.09
  4. Step 4: Simplify right side
    13,649.24x = 165,781,913.33
  5. Step 5: Solve for x
    x = 165,781,913.33/13,649.24
  6. Step 6: Final answer
    x = 12,145.87

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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.