Home / 21,549.22-32,324.22-6,757.80

Finding the Fourth Proportional to 21,549.22, 32,324.22 and 6,757.80

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Solution

The fourth proportional to 21,549.22, 32,324.22 and 6,757.80 is: 10,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549.22 : 32,324.22 = 6,757.80 : x
  2. Step 2: Convert to fraction form
    21,549.22/32,324.22 = 6,757.80/x
  3. Step 3: Cross multiply
    21,549.22x = 32,324.22 × 6,757.80
  4. Step 4: Simplify right side
    21,549.22x = 218,440,613.92
  5. Step 5: Solve for x
    x = 218,440,613.92/21,549.22
  6. Step 6: Final answer
    x = 10,136.82

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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.