Home / 11,926.94-16,466.76-8,156.39

Finding the Fourth Proportional to 11,926.94, 16,466.76 and 8,156.39

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Solution

The fourth proportional to 11,926.94, 16,466.76 and 8,156.39 is: 11,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.94 : 16,466.76 = 8,156.39 : x
  2. Step 2: Convert to fraction form
    11,926.94/16,466.76 = 8,156.39/x
  3. Step 3: Cross multiply
    11,926.94x = 16,466.76 × 8,156.39
  4. Step 4: Simplify right side
    11,926.94x = 134,309,234.26
  5. Step 5: Solve for x
    x = 134,309,234.26/11,926.94
  6. Step 6: Final answer
    x = 11,261.00

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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.