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Finding the Fourth Proportional to 26,914.39, 40,371.78 and 10,269.94

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Solution

The fourth proportional to 26,914.39, 40,371.78 and 10,269.94 is: 15,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.39 : 40,371.78 = 10,269.94 : x
  2. Step 2: Convert to fraction form
    26,914.39/40,371.78 = 10,269.94/x
  3. Step 3: Cross multiply
    26,914.39x = 40,371.78 × 10,269.94
  4. Step 4: Simplify right side
    26,914.39x = 414,615,758.29
  5. Step 5: Solve for x
    x = 414,615,758.29/26,914.39
  6. Step 6: Final answer
    x = 15,404.98

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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.