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Finding the Fourth Proportional to 14,463.14, 19,958.72 and 8,089.34

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Solution

The fourth proportional to 14,463.14, 19,958.72 and 8,089.34 is: 11,163.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.14 : 19,958.72 = 8,089.34 : x
  2. Step 2: Convert to fraction form
    14,463.14/19,958.72 = 8,089.34/x
  3. Step 3: Cross multiply
    14,463.14x = 19,958.72 × 8,089.34
  4. Step 4: Simplify right side
    14,463.14x = 161,452,872.04
  5. Step 5: Solve for x
    x = 161,452,872.04/14,463.14
  6. Step 6: Final answer
    x = 11,163.06

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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.