Home / 29,770.20-41,081.58-17,830.80

Finding the Fourth Proportional to 29,770.20, 41,081.58 and 17,830.80

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Solution

The fourth proportional to 29,770.20, 41,081.58 and 17,830.80 is: 24,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,770.20 : 41,081.58 = 17,830.80 : x
  2. Step 2: Convert to fraction form
    29,770.20/41,081.58 = 17,830.80/x
  3. Step 3: Cross multiply
    29,770.20x = 41,081.58 × 17,830.80
  4. Step 4: Simplify right side
    29,770.20x = 732,517,436.66
  5. Step 5: Solve for x
    x = 732,517,436.66/29,770.20
  6. Step 6: Final answer
    x = 24,605.73

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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.