Home / 27,691.48-38,227.94-17,086.96

Finding the Fourth Proportional to 27,691.48, 38,227.94 and 17,086.96

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Solution

The fourth proportional to 27,691.48, 38,227.94 and 17,086.96 is: 23,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691.48 : 38,227.94 = 17,086.96 : x
  2. Step 2: Convert to fraction form
    27,691.48/38,227.94 = 17,086.96/x
  3. Step 3: Cross multiply
    27,691.48x = 38,227.94 × 17,086.96
  4. Step 4: Simplify right side
    27,691.48x = 653,199,281.66
  5. Step 5: Solve for x
    x = 653,199,281.66/27,691.48
  6. Step 6: Final answer
    x = 23,588.46

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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.