Home / 20,564.26-30,846.12-4,982.02

Finding the Fourth Proportional to 20,564.26, 30,846.12 and 4,982.02

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Solution

The fourth proportional to 20,564.26, 30,846.12 and 4,982.02 is: 7,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564.26 : 30,846.12 = 4,982.02 : x
  2. Step 2: Convert to fraction form
    20,564.26/30,846.12 = 4,982.02/x
  3. Step 3: Cross multiply
    20,564.26x = 30,846.12 × 4,982.02
  4. Step 4: Simplify right side
    20,564.26x = 153,675,986.76
  5. Step 5: Solve for x
    x = 153,675,986.76/20,564.26
  6. Step 6: Final answer
    x = 7,472.96

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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.