Home / 14,613.92-20,167.17-8,326.34

Finding the Fourth Proportional to 14,613.92, 20,167.17 and 8,326.34

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Solution

The fourth proportional to 14,613.92, 20,167.17 and 8,326.34 is: 11,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.92 : 20,167.17 = 8,326.34 : x
  2. Step 2: Convert to fraction form
    14,613.92/20,167.17 = 8,326.34/x
  3. Step 3: Cross multiply
    14,613.92x = 20,167.17 × 8,326.34
  4. Step 4: Simplify right side
    14,613.92x = 167,918,714.26
  5. Step 5: Solve for x
    x = 167,918,714.26/14,613.92
  6. Step 6: Final answer
    x = 11,490.33

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Similar ratio
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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.