Home / 34,742.59-52,183.61-20,729.96

Finding the Fourth Proportional to 34,742.59, 52,183.61 and 20,729.96

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Solution

The fourth proportional to 34,742.59, 52,183.61 and 20,729.96 is: 31,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.59 : 52,183.61 = 20,729.96 : x
  2. Step 2: Convert to fraction form
    34,742.59/52,183.61 = 20,729.96/x
  3. Step 3: Cross multiply
    34,742.59x = 52,183.61 × 20,729.96
  4. Step 4: Simplify right side
    34,742.59x = 1,081,763,938.86
  5. Step 5: Solve for x
    x = 1,081,763,938.86/34,742.59
  6. Step 6: Final answer
    x = 31,136.54

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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.