Home / 12,298.24-18,450.09-3,532.48

Finding the Fourth Proportional to 12,298.24, 18,450.09 and 3,532.48

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Solution

The fourth proportional to 12,298.24, 18,450.09 and 3,532.48 is: 5,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298.24 : 18,450.09 = 3,532.48 : x
  2. Step 2: Convert to fraction form
    12,298.24/18,450.09 = 3,532.48/x
  3. Step 3: Cross multiply
    12,298.24x = 18,450.09 × 3,532.48
  4. Step 4: Simplify right side
    12,298.24x = 65,174,573.92
  5. Step 5: Solve for x
    x = 65,174,573.92/12,298.24
  6. Step 6: Final answer
    x = 5,299.50

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Similar ratio
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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.