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Finding the Fourth Proportional to 16,696.74, 25,028.64 and 9,304.68

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Solution

The fourth proportional to 16,696.74, 25,028.64 and 9,304.68 is: 13,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.74 : 25,028.64 = 9,304.68 : x
  2. Step 2: Convert to fraction form
    16,696.74/25,028.64 = 9,304.68/x
  3. Step 3: Cross multiply
    16,696.74x = 25,028.64 × 9,304.68
  4. Step 4: Simplify right side
    16,696.74x = 232,883,486.04
  5. Step 5: Solve for x
    x = 232,883,486.04/16,696.74
  6. Step 6: Final answer
    x = 13,947.84

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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.