Home / 29,122.20-43,614.72-19,236.96

Finding the Fourth Proportional to 29,122.20, 43,614.72 and 19,236.96

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Solution

The fourth proportional to 29,122.20, 43,614.72 and 19,236.96 is: 28,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122.20 : 43,614.72 = 19,236.96 : x
  2. Step 2: Convert to fraction form
    29,122.20/43,614.72 = 19,236.96/x
  3. Step 3: Cross multiply
    29,122.20x = 43,614.72 × 19,236.96
  4. Step 4: Simplify right side
    29,122.20x = 839,014,624.05
  5. Step 5: Solve for x
    x = 839,014,624.05/29,122.20
  6. Step 6: Final answer
    x = 28,810.14

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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.