Home / 12,235.56-18,352.58-3,469.64

Finding the Fourth Proportional to 12,235.56, 18,352.58 and 3,469.64

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Solution

The fourth proportional to 12,235.56, 18,352.58 and 3,469.64 is: 5,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235.56 : 18,352.58 = 3,469.64 : x
  2. Step 2: Convert to fraction form
    12,235.56/18,352.58 = 3,469.64/x
  3. Step 3: Cross multiply
    12,235.56x = 18,352.58 × 3,469.64
  4. Step 4: Simplify right side
    12,235.56x = 63,676,736.56
  5. Step 5: Solve for x
    x = 63,676,736.56/12,235.56
  6. Step 6: Final answer
    x = 5,204.24

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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.