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Finding the Fourth Proportional to 16,076.88, 24,076.44 and 13,899.60

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Solution

The fourth proportional to 16,076.88, 24,076.44 and 13,899.60 is: 20,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,076.88 : 24,076.44 = 13,899.60 : x
  2. Step 2: Convert to fraction form
    16,076.88/24,076.44 = 13,899.60/x
  3. Step 3: Cross multiply
    16,076.88x = 24,076.44 × 13,899.60
  4. Step 4: Simplify right side
    16,076.88x = 334,652,885.42
  5. Step 5: Solve for x
    x = 334,652,885.42/16,076.88
  6. Step 6: Final answer
    x = 20,815.79

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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.