Home / 25,769.22-38,658.69-8,234.34

Finding the Fourth Proportional to 25,769.22, 38,658.69 and 8,234.34

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Solution

The fourth proportional to 25,769.22, 38,658.69 and 8,234.34 is: 12,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,769.22 : 38,658.69 = 8,234.34 : x
  2. Step 2: Convert to fraction form
    25,769.22/38,658.69 = 8,234.34/x
  3. Step 3: Cross multiply
    25,769.22x = 38,658.69 × 8,234.34
  4. Step 4: Simplify right side
    25,769.22x = 318,328,797.41
  5. Step 5: Solve for x
    x = 318,328,797.41/25,769.22
  6. Step 6: Final answer
    x = 12,353.06

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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.