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Finding the Fourth Proportional to 50,000.40, 69,000.24 and 27,644.40

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Solution

The fourth proportional to 50,000.40, 69,000.24 and 27,644.40 is: 38,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,000.40 : 69,000.24 = 27,644.40 : x
  2. Step 2: Convert to fraction form
    50,000.40/69,000.24 = 27,644.40/x
  3. Step 3: Cross multiply
    50,000.40x = 69,000.24 × 27,644.40
  4. Step 4: Simplify right side
    50,000.40x = 1,907,470,234.66
  5. Step 5: Solve for x
    x = 1,907,470,234.66/50,000.40
  6. Step 6: Final answer
    x = 38,149.10

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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.