Home / 27,146.14-37,455.11-18,190.37

Finding the Fourth Proportional to 27,146.14, 37,455.11 and 18,190.37

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Solution

The fourth proportional to 27,146.14, 37,455.11 and 18,190.37 is: 25,098.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.14 : 37,455.11 = 18,190.37 : x
  2. Step 2: Convert to fraction form
    27,146.14/37,455.11 = 18,190.37/x
  3. Step 3: Cross multiply
    27,146.14x = 37,455.11 × 18,190.37
  4. Step 4: Simplify right side
    27,146.14x = 681,322,380.19
  5. Step 5: Solve for x
    x = 681,322,380.19/27,146.14
  6. Step 6: Final answer
    x = 25,098.32

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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.