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Finding the Fourth Proportional to 50,755.32, 76,132.98 and 15,694.20

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Solution

The fourth proportional to 50,755.32, 76,132.98 and 15,694.20 is: 23,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,755.32 : 76,132.98 = 15,694.20 : x
  2. Step 2: Convert to fraction form
    50,755.32/76,132.98 = 15,694.20/x
  3. Step 3: Cross multiply
    50,755.32x = 76,132.98 × 15,694.20
  4. Step 4: Simplify right side
    50,755.32x = 1,194,846,214.72
  5. Step 5: Solve for x
    x = 1,194,846,214.72/50,755.32
  6. Step 6: Final answer
    x = 23,541.30

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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.