Home / 12,544.56-18,829.44-11,148.12

Finding the Fourth Proportional to 12,544.56, 18,829.44 and 11,148.12

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Solution

The fourth proportional to 12,544.56, 18,829.44 and 11,148.12 is: 16,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.56 : 18,829.44 = 11,148.12 : x
  2. Step 2: Convert to fraction form
    12,544.56/18,829.44 = 11,148.12/x
  3. Step 3: Cross multiply
    12,544.56x = 18,829.44 × 11,148.12
  4. Step 4: Simplify right side
    12,544.56x = 209,912,856.65
  5. Step 5: Solve for x
    x = 209,912,856.65/12,544.56
  6. Step 6: Final answer
    x = 16,733.38

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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.