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Finding the Fourth Proportional to 48,351.96, 66,730.50 and 32,469.48

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Solution

The fourth proportional to 48,351.96, 66,730.50 and 32,469.48 is: 44,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,351.96 : 66,730.50 = 32,469.48 : x
  2. Step 2: Convert to fraction form
    48,351.96/66,730.50 = 32,469.48/x
  3. Step 3: Cross multiply
    48,351.96x = 66,730.50 × 32,469.48
  4. Step 4: Simplify right side
    48,351.96x = 2,166,704,635.14
  5. Step 5: Solve for x
    x = 2,166,704,635.14/48,351.96
  6. Step 6: Final answer
    x = 44,811.10

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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.