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Finding the Fourth Proportional to 50,898.38, 76,353.22 and 17,621.42

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Solution

The fourth proportional to 50,898.38, 76,353.22 and 17,621.42 is: 26,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,898.38 : 76,353.22 = 17,621.42 : x
  2. Step 2: Convert to fraction form
    50,898.38/76,353.22 = 17,621.42/x
  3. Step 3: Cross multiply
    50,898.38x = 76,353.22 × 17,621.42
  4. Step 4: Simplify right side
    50,898.38x = 1,345,452,157.97
  5. Step 5: Solve for x
    x = 1,345,452,157.97/50,898.38
  6. Step 6: Final answer
    x = 26,434.09

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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.