Home / 36,563.90-54,845.82-13,190.31

Finding the Fourth Proportional to 36,563.90, 54,845.82 and 13,190.31

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Solution

The fourth proportional to 36,563.90, 54,845.82 and 13,190.31 is: 19,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.90 : 54,845.82 = 13,190.31 : x
  2. Step 2: Convert to fraction form
    36,563.90/54,845.82 = 13,190.31/x
  3. Step 3: Cross multiply
    36,563.90x = 54,845.82 × 13,190.31
  4. Step 4: Simplify right side
    36,563.90x = 723,433,368.00
  5. Step 5: Solve for x
    x = 723,433,368.00/36,563.90
  6. Step 6: Final answer
    x = 19,785.46

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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.