Home / 30,299.57-41,808.50-17,553.92

Finding the Fourth Proportional to 30,299.57, 41,808.50 and 17,553.92

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Solution

The fourth proportional to 30,299.57, 41,808.50 and 17,553.92 is: 24,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299.57 : 41,808.50 = 17,553.92 : x
  2. Step 2: Convert to fraction form
    30,299.57/41,808.50 = 17,553.92/x
  3. Step 3: Cross multiply
    30,299.57x = 41,808.50 × 17,553.92
  4. Step 4: Simplify right side
    30,299.57x = 733,902,932.08
  5. Step 5: Solve for x
    x = 733,902,932.08/30,299.57
  6. Step 6: Final answer
    x = 24,221.56

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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.