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Finding the Fourth Proportional to 27,838.96, 41,748.08 and 11,193.39

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Solution

The fourth proportional to 27,838.96, 41,748.08 and 11,193.39 is: 16,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,838.96 : 41,748.08 = 11,193.39 : x
  2. Step 2: Convert to fraction form
    27,838.96/41,748.08 = 11,193.39/x
  3. Step 3: Cross multiply
    27,838.96x = 41,748.08 × 11,193.39
  4. Step 4: Simplify right side
    27,838.96x = 467,302,485.22
  5. Step 5: Solve for x
    x = 467,302,485.22/27,838.96
  6. Step 6: Final answer
    x = 16,785.92

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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.