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Finding the Fourth Proportional to 14,344.50, 19,796.42 and 8,056.88

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Solution

The fourth proportional to 14,344.50, 19,796.42 and 8,056.88 is: 11,119.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.50 : 19,796.42 = 8,056.88 : x
  2. Step 2: Convert to fraction form
    14,344.50/19,796.42 = 8,056.88/x
  3. Step 3: Cross multiply
    14,344.50x = 19,796.42 × 8,056.88
  4. Step 4: Simplify right side
    14,344.50x = 159,497,380.37
  5. Step 5: Solve for x
    x = 159,497,380.37/14,344.50
  6. Step 6: Final answer
    x = 11,119.06

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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.