Home / 29,247.80-43,821.30-13,633.40

Finding the Fourth Proportional to 29,247.80, 43,821.30 and 13,633.40

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Solution

The fourth proportional to 29,247.80, 43,821.30 and 13,633.40 is: 20,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,247.80 : 43,821.30 = 13,633.40 : x
  2. Step 2: Convert to fraction form
    29,247.80/43,821.30 = 13,633.40/x
  3. Step 3: Cross multiply
    29,247.80x = 43,821.30 × 13,633.40
  4. Step 4: Simplify right side
    29,247.80x = 597,433,311.42
  5. Step 5: Solve for x
    x = 597,433,311.42/29,247.80
  6. Step 6: Final answer
    x = 20,426.61

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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.