Home / 27,565.12-38,039.82-16,809.97

Finding the Fourth Proportional to 27,565.12, 38,039.82 and 16,809.97

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Solution

The fourth proportional to 27,565.12, 38,039.82 and 16,809.97 is: 23,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565.12 : 38,039.82 = 16,809.97 : x
  2. Step 2: Convert to fraction form
    27,565.12/38,039.82 = 16,809.97/x
  3. Step 3: Cross multiply
    27,565.12x = 38,039.82 × 16,809.97
  4. Step 4: Simplify right side
    27,565.12x = 639,448,233.01
  5. Step 5: Solve for x
    x = 639,448,233.01/27,565.12
  6. Step 6: Final answer
    x = 23,197.73

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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.