Home / 19,961.68-29,884.56-11,616.24

Finding the Fourth Proportional to 19,961.68, 29,884.56 and 11,616.24

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Solution

The fourth proportional to 19,961.68, 29,884.56 and 11,616.24 is: 17,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.68 : 29,884.56 = 11,616.24 : x
  2. Step 2: Convert to fraction form
    19,961.68/29,884.56 = 11,616.24/x
  3. Step 3: Cross multiply
    19,961.68x = 29,884.56 × 11,616.24
  4. Step 4: Simplify right side
    19,961.68x = 347,146,221.25
  5. Step 5: Solve for x
    x = 347,146,221.25/19,961.68
  6. Step 6: Final answer
    x = 17,390.63

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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.