Home / 12,104.52-18,156.78-3,341.96

Finding the Fourth Proportional to 12,104.52, 18,156.78 and 3,341.96

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Solution

The fourth proportional to 12,104.52, 18,156.78 and 3,341.96 is: 5,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.52 : 18,156.78 = 3,341.96 : x
  2. Step 2: Convert to fraction form
    12,104.52/18,156.78 = 3,341.96/x
  3. Step 3: Cross multiply
    12,104.52x = 18,156.78 × 3,341.96
  4. Step 4: Simplify right side
    12,104.52x = 60,679,232.49
  5. Step 5: Solve for x
    x = 60,679,232.49/12,104.52
  6. Step 6: Final answer
    x = 5,012.94

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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.