Home / 27,992.54-38,617.22-18,914.97

Finding the Fourth Proportional to 27,992.54, 38,617.22 and 18,914.97

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Solution

The fourth proportional to 27,992.54, 38,617.22 and 18,914.97 is: 26,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,992.54 : 38,617.22 = 18,914.97 : x
  2. Step 2: Convert to fraction form
    27,992.54/38,617.22 = 18,914.97/x
  3. Step 3: Cross multiply
    27,992.54x = 38,617.22 × 18,914.97
  4. Step 4: Simplify right side
    27,992.54x = 730,443,463.21
  5. Step 5: Solve for x
    x = 730,443,463.21/27,992.54
  6. Step 6: Final answer
    x = 26,094.22

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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.