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Finding the Fourth Proportional to 24,600.89, 33,949.62 and 13,422.89

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Solution

The fourth proportional to 24,600.89, 33,949.62 and 13,422.89 is: 18,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,600.89 : 33,949.62 = 13,422.89 : x
  2. Step 2: Convert to fraction form
    24,600.89/33,949.62 = 13,422.89/x
  3. Step 3: Cross multiply
    24,600.89x = 33,949.62 × 13,422.89
  4. Step 4: Simplify right side
    24,600.89x = 455,702,014.80
  5. Step 5: Solve for x
    x = 455,702,014.80/24,600.89
  6. Step 6: Final answer
    x = 18,523.80

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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.