Home / 33,381.63-50,096.57-13,121.40

Finding the Fourth Proportional to 33,381.63, 50,096.57 and 13,121.40

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Solution

The fourth proportional to 33,381.63, 50,096.57 and 13,121.40 is: 19,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,381.63 : 50,096.57 = 13,121.40 : x
  2. Step 2: Convert to fraction form
    33,381.63/50,096.57 = 13,121.40/x
  3. Step 3: Cross multiply
    33,381.63x = 50,096.57 × 13,121.40
  4. Step 4: Simplify right side
    33,381.63x = 657,337,255.85
  5. Step 5: Solve for x
    x = 657,337,255.85/33,381.63
  6. Step 6: Final answer
    x = 19,691.59

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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.