Home / 11,944.26-16,488.45-8,173.53

Finding the Fourth Proportional to 11,944.26, 16,488.45 and 8,173.53

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Solution

The fourth proportional to 11,944.26, 16,488.45 and 8,173.53 is: 11,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.26 : 16,488.45 = 8,173.53 : x
  2. Step 2: Convert to fraction form
    11,944.26/16,488.45 = 8,173.53/x
  3. Step 3: Cross multiply
    11,944.26x = 16,488.45 × 8,173.53
  4. Step 4: Simplify right side
    11,944.26x = 134,768,840.73
  5. Step 5: Solve for x
    x = 134,768,840.73/11,944.26
  6. Step 6: Final answer
    x = 11,283.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.