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Finding the Fourth Proportional to 27,393.92, 41,090.88 and 11,601.44

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Solution

The fourth proportional to 27,393.92, 41,090.88 and 11,601.44 is: 17,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.92 : 41,090.88 = 11,601.44 : x
  2. Step 2: Convert to fraction form
    27,393.92/41,090.88 = 11,601.44/x
  3. Step 3: Cross multiply
    27,393.92x = 41,090.88 × 11,601.44
  4. Step 4: Simplify right side
    27,393.92x = 476,713,378.87
  5. Step 5: Solve for x
    x = 476,713,378.87/27,393.92
  6. Step 6: Final answer
    x = 17,402.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.