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Finding the Fourth Proportional to 24,310.34, 36,471.99 and 8,728.10

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Solution

The fourth proportional to 24,310.34, 36,471.99 and 8,728.10 is: 13,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,310.34 : 36,471.99 = 8,728.10 : x
  2. Step 2: Convert to fraction form
    24,310.34/36,471.99 = 8,728.10/x
  3. Step 3: Cross multiply
    24,310.34x = 36,471.99 × 8,728.10
  4. Step 4: Simplify right side
    24,310.34x = 318,331,197.74
  5. Step 5: Solve for x
    x = 318,331,197.74/24,310.34
  6. Step 6: Final answer
    x = 13,094.48

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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.