Home / 11,194.42-16,759.20-8,432.72

Finding the Fourth Proportional to 11,194.42, 16,759.20 and 8,432.72

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Solution

The fourth proportional to 11,194.42, 16,759.20 and 8,432.72 is: 12,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.42 : 16,759.20 = 8,432.72 : x
  2. Step 2: Convert to fraction form
    11,194.42/16,759.20 = 8,432.72/x
  3. Step 3: Cross multiply
    11,194.42x = 16,759.20 × 8,432.72
  4. Step 4: Simplify right side
    11,194.42x = 141,325,641.02
  5. Step 5: Solve for x
    x = 141,325,641.02/11,194.42
  6. Step 6: Final answer
    x = 12,624.66

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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.