Home / 20,564.92-30,846.53-11,263.89

Finding the Fourth Proportional to 20,564.92, 30,846.53 and 11,263.89

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Solution

The fourth proportional to 20,564.92, 30,846.53 and 11,263.89 is: 16,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564.92 : 30,846.53 = 11,263.89 : x
  2. Step 2: Convert to fraction form
    20,564.92/30,846.53 = 11,263.89/x
  3. Step 3: Cross multiply
    20,564.92x = 30,846.53 × 11,263.89
  4. Step 4: Simplify right side
    20,564.92x = 347,451,920.80
  5. Step 5: Solve for x
    x = 347,451,920.80/20,564.92
  6. Step 6: Final answer
    x = 16,895.37

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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.