Home / 33,372.19-50,029.30-13,638.16

Finding the Fourth Proportional to 33,372.19, 50,029.30 and 13,638.16

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Solution

The fourth proportional to 33,372.19, 50,029.30 and 13,638.16 is: 20,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,372.19 : 50,029.30 = 13,638.16 : x
  2. Step 2: Convert to fraction form
    33,372.19/50,029.30 = 13,638.16/x
  3. Step 3: Cross multiply
    33,372.19x = 50,029.30 × 13,638.16
  4. Step 4: Simplify right side
    33,372.19x = 682,307,598.09
  5. Step 5: Solve for x
    x = 682,307,598.09/33,372.19
  6. Step 6: Final answer
    x = 20,445.39

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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.