Home / 43,916-65,882.32-17,622.80

Finding the Fourth Proportional to 43,916, 65,882.32 and 17,622.80

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Solution

The fourth proportional to 43,916, 65,882.32 and 17,622.80 is: 26,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,916 : 65,882.32 = 17,622.80 : x
  2. Step 2: Convert to fraction form
    43,916/65,882.32 = 17,622.80/x
  3. Step 3: Cross multiply
    43,916x = 65,882.32 × 17,622.80
  4. Step 4: Simplify right side
    43,916x = 1,161,030,948.90
  5. Step 5: Solve for x
    x = 1,161,030,948.90/43,916
  6. Step 6: Final answer
    x = 26,437.54

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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.