Home / 12,236.16-18,354.24-3,469.98

Finding the Fourth Proportional to 12,236.16, 18,354.24 and 3,469.98

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Solution

The fourth proportional to 12,236.16, 18,354.24 and 3,469.98 is: 5,204.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.16 : 18,354.24 = 3,469.98 : x
  2. Step 2: Convert to fraction form
    12,236.16/18,354.24 = 3,469.98/x
  3. Step 3: Cross multiply
    12,236.16x = 18,354.24 × 3,469.98
  4. Step 4: Simplify right side
    12,236.16x = 63,688,845.72
  5. Step 5: Solve for x
    x = 63,688,845.72/12,236.16
  6. Step 6: Final answer
    x = 5,204.97

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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.