Home / 14,217.31-19,613.54-8,245.52

Finding the Fourth Proportional to 14,217.31, 19,613.54 and 8,245.52

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Solution

The fourth proportional to 14,217.31, 19,613.54 and 8,245.52 is: 11,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.31 : 19,613.54 = 8,245.52 : x
  2. Step 2: Convert to fraction form
    14,217.31/19,613.54 = 8,245.52/x
  3. Step 3: Cross multiply
    14,217.31x = 19,613.54 × 8,245.52
  4. Step 4: Simplify right side
    14,217.31x = 161,723,836.34
  5. Step 5: Solve for x
    x = 161,723,836.34/14,217.31
  6. Step 6: Final answer
    x = 11,375.14

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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.