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Finding the Fourth Proportional to 16,907.81, 25,366.04 and 9,893.73

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Solution

The fourth proportional to 16,907.81, 25,366.04 and 9,893.73 is: 14,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.81 : 25,366.04 = 9,893.73 : x
  2. Step 2: Convert to fraction form
    16,907.81/25,366.04 = 9,893.73/x
  3. Step 3: Cross multiply
    16,907.81x = 25,366.04 × 9,893.73
  4. Step 4: Simplify right side
    16,907.81x = 250,964,750.93
  5. Step 5: Solve for x
    x = 250,964,750.93/16,907.81
  6. Step 6: Final answer
    x = 14,843.13

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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.