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Finding the Fourth Proportional to 50,697.52, 76,054.92 and 15,630.64

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Solution

The fourth proportional to 50,697.52, 76,054.92 and 15,630.64 is: 23,448.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,697.52 : 76,054.92 = 15,630.64 : x
  2. Step 2: Convert to fraction form
    50,697.52/76,054.92 = 15,630.64/x
  3. Step 3: Cross multiply
    50,697.52x = 76,054.92 × 15,630.64
  4. Step 4: Simplify right side
    50,697.52x = 1,188,787,074.75
  5. Step 5: Solve for x
    x = 1,188,787,074.75/50,697.52
  6. Step 6: Final answer
    x = 23,448.62

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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.