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Finding the Fourth Proportional to 29,880, 41,245.68 and 23,489.92

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Solution

The fourth proportional to 29,880, 41,245.68 and 23,489.92 is: 32,424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,880 : 41,245.68 = 23,489.92 : x
  2. Step 2: Convert to fraction form
    29,880/41,245.68 = 23,489.92/x
  3. Step 3: Cross multiply
    29,880x = 41,245.68 × 23,489.92
  4. Step 4: Simplify right side
    29,880x = 968,857,723.55
  5. Step 5: Solve for x
    x = 968,857,723.55/29,880
  6. Step 6: Final answer
    x = 32,424.96

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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.