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Finding the Fourth Proportional to 18,793.75, 25,936.23 and 10,410.25

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Solution

The fourth proportional to 18,793.75, 25,936.23 and 10,410.25 is: 14,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793.75 : 25,936.23 = 10,410.25 : x
  2. Step 2: Convert to fraction form
    18,793.75/25,936.23 = 10,410.25/x
  3. Step 3: Cross multiply
    18,793.75x = 25,936.23 × 10,410.25
  4. Step 4: Simplify right side
    18,793.75x = 270,002,638.36
  5. Step 5: Solve for x
    x = 270,002,638.36/18,793.75
  6. Step 6: Final answer
    x = 14,366.62

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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.