Home / 36,640.43-54,969.30-29,172.23

Finding the Fourth Proportional to 36,640.43, 54,969.30 and 29,172.23

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Solution

The fourth proportional to 36,640.43, 54,969.30 and 29,172.23 is: 43,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.43 : 54,969.30 = 29,172.23 : x
  2. Step 2: Convert to fraction form
    36,640.43/54,969.30 = 29,172.23/x
  3. Step 3: Cross multiply
    36,640.43x = 54,969.30 × 29,172.23
  4. Step 4: Simplify right side
    36,640.43x = 1,603,576,787.69
  5. Step 5: Solve for x
    x = 1,603,576,787.69/36,640.43
  6. Step 6: Final answer
    x = 43,765.23

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1.5x scale

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.