Home / 34,649.32-51,954.54-20,613.64

Finding the Fourth Proportional to 34,649.32, 51,954.54 and 20,613.64

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Solution

The fourth proportional to 34,649.32, 51,954.54 and 20,613.64 is: 30,908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.32 : 51,954.54 = 20,613.64 : x
  2. Step 2: Convert to fraction form
    34,649.32/51,954.54 = 20,613.64/x
  3. Step 3: Cross multiply
    34,649.32x = 51,954.54 × 20,613.64
  4. Step 4: Simplify right side
    34,649.32x = 1,070,972,183.93
  5. Step 5: Solve for x
    x = 1,070,972,183.93/34,649.32
  6. Step 6: Final answer
    x = 30,908.89

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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.