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Finding the Fourth Proportional to 27,339.40, 41,009.10 and 16,841.80

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Solution

The fourth proportional to 27,339.40, 41,009.10 and 16,841.80 is: 25,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.40 : 41,009.10 = 16,841.80 : x
  2. Step 2: Convert to fraction form
    27,339.40/41,009.10 = 16,841.80/x
  3. Step 3: Cross multiply
    27,339.40x = 41,009.10 × 16,841.80
  4. Step 4: Simplify right side
    27,339.40x = 690,667,060.38
  5. Step 5: Solve for x
    x = 690,667,060.38/27,339.40
  6. Step 6: Final answer
    x = 25,262.70

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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.