Home / 27,536.86-38,016.61-18,132.76

Finding the Fourth Proportional to 27,536.86, 38,016.61 and 18,132.76

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Solution

The fourth proportional to 27,536.86, 38,016.61 and 18,132.76 is: 25,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,536.86 : 38,016.61 = 18,132.76 : x
  2. Step 2: Convert to fraction form
    27,536.86/38,016.61 = 18,132.76/x
  3. Step 3: Cross multiply
    27,536.86x = 38,016.61 × 18,132.76
  4. Step 4: Simplify right side
    27,536.86x = 689,346,067.33
  5. Step 5: Solve for x
    x = 689,346,067.33/27,536.86
  6. Step 6: Final answer
    x = 25,033.57

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Half scale
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Double scale
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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.