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Finding the Fourth Proportional to 26,759.82, 36,928.81 and 16,147.41

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Solution

The fourth proportional to 26,759.82, 36,928.81 and 16,147.41 is: 22,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.82 : 36,928.81 = 16,147.41 : x
  2. Step 2: Convert to fraction form
    26,759.82/36,928.81 = 16,147.41/x
  3. Step 3: Cross multiply
    26,759.82x = 36,928.81 × 16,147.41
  4. Step 4: Simplify right side
    26,759.82x = 596,304,635.88
  5. Step 5: Solve for x
    x = 596,304,635.88/26,759.82
  6. Step 6: Final answer
    x = 22,283.58

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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.