Home / 29,190.20-40,282.38-16,614.20

Finding the Fourth Proportional to 29,190.20, 40,282.38 and 16,614.20

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Solution

The fourth proportional to 29,190.20, 40,282.38 and 16,614.20 is: 22,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.20 : 40,282.38 = 16,614.20 : x
  2. Step 2: Convert to fraction form
    29,190.20/40,282.38 = 16,614.20/x
  3. Step 3: Cross multiply
    29,190.20x = 40,282.38 × 16,614.20
  4. Step 4: Simplify right side
    29,190.20x = 669,259,517.80
  5. Step 5: Solve for x
    x = 669,259,517.80/29,190.20
  6. Step 6: Final answer
    x = 22,927.54

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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.