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Finding the Fourth Proportional to 52,728.50, 79,093.74 and 24,640.85

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Solution

The fourth proportional to 52,728.50, 79,093.74 and 24,640.85 is: 36,961.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.50 : 79,093.74 = 24,640.85 : x
  2. Step 2: Convert to fraction form
    52,728.50/79,093.74 = 24,640.85/x
  3. Step 3: Cross multiply
    52,728.50x = 79,093.74 × 24,640.85
  4. Step 4: Simplify right side
    52,728.50x = 1,948,936,983.28
  5. Step 5: Solve for x
    x = 1,948,936,983.28/52,728.50
  6. Step 6: Final answer
    x = 36,961.74

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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.