Home / 21,495.44-32,236.68-8,344.88

Finding the Fourth Proportional to 21,495.44, 32,236.68 and 8,344.88

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Solution

The fourth proportional to 21,495.44, 32,236.68 and 8,344.88 is: 12,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.44 : 32,236.68 = 8,344.88 : x
  2. Step 2: Convert to fraction form
    21,495.44/32,236.68 = 8,344.88/x
  3. Step 3: Cross multiply
    21,495.44x = 32,236.68 × 8,344.88
  4. Step 4: Simplify right side
    21,495.44x = 269,011,226.20
  5. Step 5: Solve for x
    x = 269,011,226.20/21,495.44
  6. Step 6: Final answer
    x = 12,514.80

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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.