Home / 43,916.50-65,864.90-20,201.27

Finding the Fourth Proportional to 43,916.50, 65,864.90 and 20,201.27

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Solution

The fourth proportional to 43,916.50, 65,864.90 and 20,201.27 is: 30,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,916.50 : 65,864.90 = 20,201.27 : x
  2. Step 2: Convert to fraction form
    43,916.50/65,864.90 = 20,201.27/x
  3. Step 3: Cross multiply
    43,916.50x = 65,864.90 × 20,201.27
  4. Step 4: Simplify right side
    43,916.50x = 1,330,554,628.42
  5. Step 5: Solve for x
    x = 1,330,554,628.42/43,916.50
  6. Step 6: Final answer
    x = 30,297.37

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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.