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Finding the Fourth Proportional to 11,960.61, 17,944.11 and 10,653.33

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Solution

The fourth proportional to 11,960.61, 17,944.11 and 10,653.33 is: 15,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.61 : 17,944.11 = 10,653.33 : x
  2. Step 2: Convert to fraction form
    11,960.61/17,944.11 = 10,653.33/x
  3. Step 3: Cross multiply
    11,960.61x = 17,944.11 × 10,653.33
  4. Step 4: Simplify right side
    11,960.61x = 191,164,525.39
  5. Step 5: Solve for x
    x = 191,164,525.39/11,960.61
  6. Step 6: Final answer
    x = 15,982.84

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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.