Home / 29,680.62-44,490.16-18,561.78

Finding the Fourth Proportional to 29,680.62, 44,490.16 and 18,561.78

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Solution

The fourth proportional to 29,680.62, 44,490.16 and 18,561.78 is: 27,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,680.62 : 44,490.16 = 18,561.78 : x
  2. Step 2: Convert to fraction form
    29,680.62/44,490.16 = 18,561.78/x
  3. Step 3: Cross multiply
    29,680.62x = 44,490.16 × 18,561.78
  4. Step 4: Simplify right side
    29,680.62x = 825,816,562.08
  5. Step 5: Solve for x
    x = 825,816,562.08/29,680.62
  6. Step 6: Final answer
    x = 27,823.43

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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.