Home / 36,638.10-54,941.49-11,669.58

Finding the Fourth Proportional to 36,638.10, 54,941.49 and 11,669.58

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Solution

The fourth proportional to 36,638.10, 54,941.49 and 11,669.58 is: 17,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.10 : 54,941.49 = 11,669.58 : x
  2. Step 2: Convert to fraction form
    36,638.10/54,941.49 = 11,669.58/x
  3. Step 3: Cross multiply
    36,638.10x = 54,941.49 × 11,669.58
  4. Step 4: Simplify right side
    36,638.10x = 641,144,112.87
  5. Step 5: Solve for x
    x = 641,144,112.87/36,638.10
  6. Step 6: Final answer
    x = 17,499.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.