Home / 66,824.18-100,238.70-22,452.38

Finding the Fourth Proportional to 66,824.18, 100,238.70 and 22,452.38

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Solution

The fourth proportional to 66,824.18, 100,238.70 and 22,452.38 is: 33,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,824.18 : 100,238.70 = 22,452.38 : x
  2. Step 2: Convert to fraction form
    66,824.18/100,238.70 = 22,452.38/x
  3. Step 3: Cross multiply
    66,824.18x = 100,238.70 × 22,452.38
  4. Step 4: Simplify right side
    66,824.18x = 2,250,597,383.11
  5. Step 5: Solve for x
    x = 2,250,597,383.11/66,824.18
  6. Step 6: Final answer
    x = 33,679.39

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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.