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Finding the Fourth Proportional to 12,554.96, 17,325.48 and 7,251.44

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Solution

The fourth proportional to 12,554.96, 17,325.48 and 7,251.44 is: 10,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.96 : 17,325.48 = 7,251.44 : x
  2. Step 2: Convert to fraction form
    12,554.96/17,325.48 = 7,251.44/x
  3. Step 3: Cross multiply
    12,554.96x = 17,325.48 × 7,251.44
  4. Step 4: Simplify right side
    12,554.96x = 125,634,678.69
  5. Step 5: Solve for x
    x = 125,634,678.69/12,554.96
  6. Step 6: Final answer
    x = 10,006.78

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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.