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Finding the Fourth Proportional to 48,313.44, 72,469.44 and 16,746.48

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Solution

The fourth proportional to 48,313.44, 72,469.44 and 16,746.48 is: 25,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,313.44 : 72,469.44 = 16,746.48 : x
  2. Step 2: Convert to fraction form
    48,313.44/72,469.44 = 16,746.48/x
  3. Step 3: Cross multiply
    48,313.44x = 72,469.44 × 16,746.48
  4. Step 4: Simplify right side
    48,313.44x = 1,213,608,027.57
  5. Step 5: Solve for x
    x = 1,213,608,027.57/48,313.44
  6. Step 6: Final answer
    x = 25,119.47

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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.