Home / 19,631.43-27,092.08-11,249.55

Finding the Fourth Proportional to 19,631.43, 27,092.08 and 11,249.55

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Solution

The fourth proportional to 19,631.43, 27,092.08 and 11,249.55 is: 15,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.43 : 27,092.08 = 11,249.55 : x
  2. Step 2: Convert to fraction form
    19,631.43/27,092.08 = 11,249.55/x
  3. Step 3: Cross multiply
    19,631.43x = 27,092.08 × 11,249.55
  4. Step 4: Simplify right side
    19,631.43x = 304,773,722.63
  5. Step 5: Solve for x
    x = 304,773,722.63/19,631.43
  6. Step 6: Final answer
    x = 15,524.78

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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.