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Finding the Fourth Proportional to 10,672.56, 14,734.44 and 7,696.08

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Solution

The fourth proportional to 10,672.56, 14,734.44 and 7,696.08 is: 10,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.56 : 14,734.44 = 7,696.08 : x
  2. Step 2: Convert to fraction form
    10,672.56/14,734.44 = 7,696.08/x
  3. Step 3: Cross multiply
    10,672.56x = 14,734.44 × 7,696.08
  4. Step 4: Simplify right side
    10,672.56x = 113,397,429.00
  5. Step 5: Solve for x
    x = 113,397,429.00/10,672.56
  6. Step 6: Final answer
    x = 10,625.14

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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.