Home / 19,884.62-27,440.78-10,932.27

Finding the Fourth Proportional to 19,884.62, 27,440.78 and 10,932.27

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Solution

The fourth proportional to 19,884.62, 27,440.78 and 10,932.27 is: 15,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.62 : 27,440.78 = 10,932.27 : x
  2. Step 2: Convert to fraction form
    19,884.62/27,440.78 = 10,932.27/x
  3. Step 3: Cross multiply
    19,884.62x = 27,440.78 × 10,932.27
  4. Step 4: Simplify right side
    19,884.62x = 299,990,043.30
  5. Step 5: Solve for x
    x = 299,990,043.30/19,884.62
  6. Step 6: Final answer
    x = 15,086.54

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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.