Home / 15,992.97-23,998.11-6,639.39

Finding the Fourth Proportional to 15,992.97, 23,998.11 and 6,639.39

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Solution

The fourth proportional to 15,992.97, 23,998.11 and 6,639.39 is: 9,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.97 : 23,998.11 = 6,639.39 : x
  2. Step 2: Convert to fraction form
    15,992.97/23,998.11 = 6,639.39/x
  3. Step 3: Cross multiply
    15,992.97x = 23,998.11 × 6,639.39
  4. Step 4: Simplify right side
    15,992.97x = 159,332,811.55
  5. Step 5: Solve for x
    x = 159,332,811.55/15,992.97
  6. Step 6: Final answer
    x = 9,962.68

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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.