Home / 16,065.54-22,171.32-8,993.43

Finding the Fourth Proportional to 16,065.54, 22,171.32 and 8,993.43

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Solution

The fourth proportional to 16,065.54, 22,171.32 and 8,993.43 is: 12,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,065.54 : 22,171.32 = 8,993.43 : x
  2. Step 2: Convert to fraction form
    16,065.54/22,171.32 = 8,993.43/x
  3. Step 3: Cross multiply
    16,065.54x = 22,171.32 × 8,993.43
  4. Step 4: Simplify right side
    16,065.54x = 199,396,214.43
  5. Step 5: Solve for x
    x = 199,396,214.43/16,065.54
  6. Step 6: Final answer
    x = 12,411.42

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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.