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Finding the Fourth Proportional to 10,745.60, 16,092.80 and 10,745.60

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Solution

The fourth proportional to 10,745.60, 16,092.80 and 10,745.60 is: 16,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.60 : 16,092.80 = 10,745.60 : x
  2. Step 2: Convert to fraction form
    10,745.60/16,092.80 = 10,745.60/x
  3. Step 3: Cross multiply
    10,745.60x = 16,092.80 × 10,745.60
  4. Step 4: Simplify right side
    10,745.60x = 172,926,791.68
  5. Step 5: Solve for x
    x = 172,926,791.68/10,745.60
  6. Step 6: Final answer
    x = 16,092.80

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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.