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Finding the Fourth Proportional to 16,667.67, 24,986.79 and 6,286.71

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Solution

The fourth proportional to 16,667.67, 24,986.79 and 6,286.71 is: 9,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.67 : 24,986.79 = 6,286.71 : x
  2. Step 2: Convert to fraction form
    16,667.67/24,986.79 = 6,286.71/x
  3. Step 3: Cross multiply
    16,667.67x = 24,986.79 × 6,286.71
  4. Step 4: Simplify right side
    16,667.67x = 157,084,702.56
  5. Step 5: Solve for x
    x = 157,084,702.56/16,667.67
  6. Step 6: Final answer
    x = 9,424.51

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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.