Home / 12,213.29-16,850.62-7,495.85

Finding the Fourth Proportional to 12,213.29, 16,850.62 and 7,495.85

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Solution

The fourth proportional to 12,213.29, 16,850.62 and 7,495.85 is: 10,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,213.29 : 16,850.62 = 7,495.85 : x
  2. Step 2: Convert to fraction form
    12,213.29/16,850.62 = 7,495.85/x
  3. Step 3: Cross multiply
    12,213.29x = 16,850.62 × 7,495.85
  4. Step 4: Simplify right side
    12,213.29x = 126,309,719.93
  5. Step 5: Solve for x
    x = 126,309,719.93/12,213.29
  6. Step 6: Final answer
    x = 10,341.99

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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.