Home / 14,941.82-20,619.26-8,227.46

Finding the Fourth Proportional to 14,941.82, 20,619.26 and 8,227.46

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Solution

The fourth proportional to 14,941.82, 20,619.26 and 8,227.46 is: 11,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.82 : 20,619.26 = 8,227.46 : x
  2. Step 2: Convert to fraction form
    14,941.82/20,619.26 = 8,227.46/x
  3. Step 3: Cross multiply
    14,941.82x = 20,619.26 × 8,227.46
  4. Step 4: Simplify right side
    14,941.82x = 169,644,136.88
  5. Step 5: Solve for x
    x = 169,644,136.88/14,941.82
  6. Step 6: Final answer
    x = 11,353.65

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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.