Home / 19,747.64-27,249.22-11,250.84

Finding the Fourth Proportional to 19,747.64, 27,249.22 and 11,250.84

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Solution

The fourth proportional to 19,747.64, 27,249.22 and 11,250.84 is: 15,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.64 : 27,249.22 = 11,250.84 : x
  2. Step 2: Convert to fraction form
    19,747.64/27,249.22 = 11,250.84/x
  3. Step 3: Cross multiply
    19,747.64x = 27,249.22 × 11,250.84
  4. Step 4: Simplify right side
    19,747.64x = 306,576,614.34
  5. Step 5: Solve for x
    x = 306,576,614.34/19,747.64
  6. Step 6: Final answer
    x = 15,524.72

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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.