Home / 20,564.60-30,846.81-4,982.27

Finding the Fourth Proportional to 20,564.60, 30,846.81 and 4,982.27

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Solution

The fourth proportional to 20,564.60, 30,846.81 and 4,982.27 is: 7,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564.60 : 30,846.81 = 4,982.27 : x
  2. Step 2: Convert to fraction form
    20,564.60/30,846.81 = 4,982.27/x
  3. Step 3: Cross multiply
    20,564.60x = 30,846.81 × 4,982.27
  4. Step 4: Simplify right side
    20,564.60x = 153,687,136.06
  5. Step 5: Solve for x
    x = 153,687,136.06/20,564.60
  6. Step 6: Final answer
    x = 7,473.38

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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.