Home / 19,942.09-27,519.97-10,867.44

Finding the Fourth Proportional to 19,942.09, 27,519.97 and 10,867.44

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Solution

The fourth proportional to 19,942.09, 27,519.97 and 10,867.44 is: 14,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.09 : 27,519.97 = 10,867.44 : x
  2. Step 2: Convert to fraction form
    19,942.09/27,519.97 = 10,867.44/x
  3. Step 3: Cross multiply
    19,942.09x = 27,519.97 × 10,867.44
  4. Step 4: Simplify right side
    19,942.09x = 299,071,622.78
  5. Step 5: Solve for x
    x = 299,071,622.78/19,942.09
  6. Step 6: Final answer
    x = 14,997.00

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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.