Home / 16,199.74-22,364.46-11,190.90

Finding the Fourth Proportional to 16,199.74, 22,364.46 and 11,190.90

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Solution

The fourth proportional to 16,199.74, 22,364.46 and 11,190.90 is: 15,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,199.74 : 22,364.46 = 11,190.90 : x
  2. Step 2: Convert to fraction form
    16,199.74/22,364.46 = 11,190.90/x
  3. Step 3: Cross multiply
    16,199.74x = 22,364.46 × 11,190.90
  4. Step 4: Simplify right side
    16,199.74x = 250,278,435.41
  5. Step 5: Solve for x
    x = 250,278,435.41/16,199.74
  6. Step 6: Final answer
    x = 15,449.54

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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.