Home / 27,911.15-38,523.48-17,165.27

Finding the Fourth Proportional to 27,911.15, 38,523.48 and 17,165.27

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Solution

The fourth proportional to 27,911.15, 38,523.48 and 17,165.27 is: 23,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.15 : 38,523.48 = 17,165.27 : x
  2. Step 2: Convert to fraction form
    27,911.15/38,523.48 = 17,165.27/x
  3. Step 3: Cross multiply
    27,911.15x = 38,523.48 × 17,165.27
  4. Step 4: Simplify right side
    27,911.15x = 661,266,109.22
  5. Step 5: Solve for x
    x = 661,266,109.22/27,911.15
  6. Step 6: Final answer
    x = 23,691.83

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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.