Home / 34,496.28-51,613.20-21,315.96

Finding the Fourth Proportional to 34,496.28, 51,613.20 and 21,315.96

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Solution

The fourth proportional to 34,496.28, 51,613.20 and 21,315.96 is: 31,892.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,496.28 : 51,613.20 = 21,315.96 : x
  2. Step 2: Convert to fraction form
    34,496.28/51,613.20 = 21,315.96/x
  3. Step 3: Cross multiply
    34,496.28x = 51,613.20 × 21,315.96
  4. Step 4: Simplify right side
    34,496.28x = 1,100,184,906.67
  5. Step 5: Solve for x
    x = 1,100,184,906.67/34,496.28
  6. Step 6: Final answer
    x = 31,892.86

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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.