Home / 14,318.82-21,474.36-9,636.12

Finding the Fourth Proportional to 14,318.82, 21,474.36 and 9,636.12

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Solution

The fourth proportional to 14,318.82, 21,474.36 and 9,636.12 is: 14,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.82 : 21,474.36 = 9,636.12 : x
  2. Step 2: Convert to fraction form
    14,318.82/21,474.36 = 9,636.12/x
  3. Step 3: Cross multiply
    14,318.82x = 21,474.36 × 9,636.12
  4. Step 4: Simplify right side
    14,318.82x = 206,929,509.88
  5. Step 5: Solve for x
    x = 206,929,509.88/14,318.82
  6. Step 6: Final answer
    x = 14,451.58

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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.