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Finding the Fourth Proportional to 41,992.11, 62,928.90 and 23,280.48

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Solution

The fourth proportional to 41,992.11, 62,928.90 and 23,280.48 is: 34,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,992.11 : 62,928.90 = 23,280.48 : x
  2. Step 2: Convert to fraction form
    41,992.11/62,928.90 = 23,280.48/x
  3. Step 3: Cross multiply
    41,992.11x = 62,928.90 × 23,280.48
  4. Step 4: Simplify right side
    41,992.11x = 1,465,014,997.87
  5. Step 5: Solve for x
    x = 1,465,014,997.87/41,992.11
  6. Step 6: Final answer
    x = 34,887.86

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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.