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Finding the Fourth Proportional to 18,553.85, 25,604.60 and 10,596.08

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Solution

The fourth proportional to 18,553.85, 25,604.60 and 10,596.08 is: 14,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.85 : 25,604.60 = 10,596.08 : x
  2. Step 2: Convert to fraction form
    18,553.85/25,604.60 = 10,596.08/x
  3. Step 3: Cross multiply
    18,553.85x = 25,604.60 × 10,596.08
  4. Step 4: Simplify right side
    18,553.85x = 271,308,208.96
  5. Step 5: Solve for x
    x = 271,308,208.96/18,553.85
  6. Step 6: Final answer
    x = 14,622.75

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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.