Home / 33,918.56-50,868.10-11,426.79

Finding the Fourth Proportional to 33,918.56, 50,868.10 and 11,426.79

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Solution

The fourth proportional to 33,918.56, 50,868.10 and 11,426.79 is: 17,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,918.56 : 50,868.10 = 11,426.79 : x
  2. Step 2: Convert to fraction form
    33,918.56/50,868.10 = 11,426.79/x
  3. Step 3: Cross multiply
    33,918.56x = 50,868.10 × 11,426.79
  4. Step 4: Simplify right side
    33,918.56x = 581,259,096.40
  5. Step 5: Solve for x
    x = 581,259,096.40/33,918.56
  6. Step 6: Final answer
    x = 17,136.90

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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.