Home / 11,000.24-16,508.48-8,086.40

Finding the Fourth Proportional to 11,000.24, 16,508.48 and 8,086.40

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Solution

The fourth proportional to 11,000.24, 16,508.48 and 8,086.40 is: 12,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.24 : 16,508.48 = 8,086.40 : x
  2. Step 2: Convert to fraction form
    11,000.24/16,508.48 = 8,086.40/x
  3. Step 3: Cross multiply
    11,000.24x = 16,508.48 × 8,086.40
  4. Step 4: Simplify right side
    11,000.24x = 133,494,172.67
  5. Step 5: Solve for x
    x = 133,494,172.67/11,000.24
  6. Step 6: Final answer
    x = 12,135.57

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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.