Home / 29,198.75-40,294.28-15,950.75

Finding the Fourth Proportional to 29,198.75, 40,294.28 and 15,950.75

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Solution

The fourth proportional to 29,198.75, 40,294.28 and 15,950.75 is: 22,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198.75 : 40,294.28 = 15,950.75 : x
  2. Step 2: Convert to fraction form
    29,198.75/40,294.28 = 15,950.75/x
  3. Step 3: Cross multiply
    29,198.75x = 40,294.28 × 15,950.75
  4. Step 4: Simplify right side
    29,198.75x = 642,723,906.96
  5. Step 5: Solve for x
    x = 642,723,906.96/29,198.75
  6. Step 6: Final answer
    x = 22,012.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.