Home / 29,872.56-44,765.10-18,157.54

Finding the Fourth Proportional to 29,872.56, 44,765.10 and 18,157.54

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Solution

The fourth proportional to 29,872.56, 44,765.10 and 18,157.54 is: 27,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,872.56 : 44,765.10 = 18,157.54 : x
  2. Step 2: Convert to fraction form
    29,872.56/44,765.10 = 18,157.54/x
  3. Step 3: Cross multiply
    29,872.56x = 44,765.10 × 18,157.54
  4. Step 4: Simplify right side
    29,872.56x = 812,824,093.85
  5. Step 5: Solve for x
    x = 812,824,093.85/29,872.56
  6. Step 6: Final answer
    x = 27,209.72

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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.