Home / 16,173.42-22,319.10-9,099.86

Finding the Fourth Proportional to 16,173.42, 22,319.10 and 9,099.86

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Solution

The fourth proportional to 16,173.42, 22,319.10 and 9,099.86 is: 12,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.42 : 22,319.10 = 9,099.86 : x
  2. Step 2: Convert to fraction form
    16,173.42/22,319.10 = 9,099.86/x
  3. Step 3: Cross multiply
    16,173.42x = 22,319.10 × 9,099.86
  4. Step 4: Simplify right side
    16,173.42x = 203,100,685.33
  5. Step 5: Solve for x
    x = 203,100,685.33/16,173.42
  6. Step 6: Final answer
    x = 12,557.68

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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.