Home / 29,816.50-41,145.90-16,387.75

Finding the Fourth Proportional to 29,816.50, 41,145.90 and 16,387.75

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Solution

The fourth proportional to 29,816.50, 41,145.90 and 16,387.75 is: 22,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,816.50 : 41,145.90 = 16,387.75 : x
  2. Step 2: Convert to fraction form
    29,816.50/41,145.90 = 16,387.75/x
  3. Step 3: Cross multiply
    29,816.50x = 41,145.90 × 16,387.75
  4. Step 4: Simplify right side
    29,816.50x = 674,288,722.73
  5. Step 5: Solve for x
    x = 674,288,722.73/29,816.50
  6. Step 6: Final answer
    x = 22,614.62

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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.