Home / 16,074.12-22,183.74-8,904.72

Finding the Fourth Proportional to 16,074.12, 22,183.74 and 8,904.72

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Solution

The fourth proportional to 16,074.12, 22,183.74 and 8,904.72 is: 12,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,074.12 : 22,183.74 = 8,904.72 : x
  2. Step 2: Convert to fraction form
    16,074.12/22,183.74 = 8,904.72/x
  3. Step 3: Cross multiply
    16,074.12x = 22,183.74 × 8,904.72
  4. Step 4: Simplify right side
    16,074.12x = 197,539,993.25
  5. Step 5: Solve for x
    x = 197,539,993.25/16,074.12
  6. Step 6: Final answer
    x = 12,289.32

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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.